Styling Hacks to Steal From the Best Model Off-Duty Moments

Gigi Hadid's all-black ensemble received a touch of edginess with a spiked Diesel jacket.

When in doubt, throw on a white blazer to make your outfit 10 times more sophisticated, like Karlie Kloss did.

Georgia May Jagger belted her trench for a fitted style and revealed casual denim shorts underneath.

Kate Upton let her gray coat do the talking by wearing all black underneath.

Karlie Kloss wore black knee-high boots as her statement piece and kept the rest of her outfit casual.

Erin Heatherton mixed prints and colors when she matched her red crossbody bag to her shoes.

Behati Prinsloo proved a pop of red never hurts (and neither does a hat).

Staying warm but stylish in Winter is easy, as Gigi Hadid proved with her embellished outerwear.

Kendall Jenner stayed comfortable on the streets of Paris in white sneaks, loose fitted pants, and a black leather jacket. She finished off the look with a touch of fur and shades.

Cara Delevingne even made sweats look cool with a pair of Converse and white t-shirt.

Naomi Campbell took the plunge with a low-cut top and cropped skinny jeans.

Alexa Chung channeled the J.Crew look with a navy blazer, white pants, and beige sweater.

Cara Delevingne added a hint of sexiness to her black jumpsuit with a striped bandeau.

Shanina Shaik walked through the New York neighborhood of SoHo looking biker chic with a leather jacket and white turtleneck top.

Kendall Jenner gave off a sophisticated vibe with her all-black ensemble, long fur coat, and Givenchy Antigona bag.

Bella Hadid walked through the streets of New York in light-blue Converse shoes and accessorized her look with layered necklaces.

Alessandra Ambrosio looked festival ready on the streets of LA in her short overalls and pink top.

Kendall Jenner kept her dark outfit from being bland with a giant printed scarf.

Rosie Huntington-Whiteley proved all you need is a great jacket to turn your outfit into an instant style winner.

Kendall Jenner made her black-and-white outfit more interesting with textured bottoms and a white billowy turtleneck.

Kendall Jenner chose to wear a pair of crisp culottes with her pink crop top while out in LA.

Alexa Chung wore white on white and finished the look with a pair of black strappy flats.

Alessandra Ambrosio mastered the laid-back LA vibe with boyfriend jeans, a white sweater, and a light printed scarf.

For a casual cool-girl look, Gigi Hadid paired her ripped light-wash denim with white sneakers, a black tank, and a blue printed jacket.

Gigi Hadid mixed two different prints on top and kept it casual on the button with black shorts and flip-flops.

Chanel Iman wore a fur coat over her leather jacket and stayed cool with a pair of heeled boots while out in Park City, UT.

During a fancy night out in London, Cara Delevingne kept it luxe in a Burberry peplum top, black leather pants, and lace-up oxfords.

Behold, a quintessential Kate Moss look: a leopard coat with black skinny jeans, a Saint Laurent duffel, and black booties.

While strutting down the streets of NYC, Karlie Kloss wore head-to-toe black and accessorized with a Christian Dior bag and strappy sandals.

Candice Swanepoel was perfectly on trend in black and white while traveling through LAX airport.

During Paris Fashion Week, Kate kept her outerwear and eyewear interesting in a fur coat and printed sunglasses.

Jessica Hart layered up in a collared blouse, a soft pink sweater, leather pants, Charlotte Olympia booties, a black Salvatore Ferragamo bag, and a cozy beanie in NYC.

Erin Heatherton went head-to-toe black in NYC, then added a pop of print and color via her vibrant scarf.

Lily Aldridge looked supersleek in black leather Citizens of Humanity jeans, a crisp white Lily Aldridge for Velvet tee, and red cap-toe pumps in NYC. She completed her tricolored ensemble with a black tote bag, cat-eye sunglasses, and a shiny rhinestone necklace.

Jessica White got funky during an NYC stroll in a black leather military-style coat, red wedge sneakers, and a knit beanie.

Rosie Huntington-Whiteley is no stranger to a great pair of Isabel Marant boots, and her latest look featured the designer's cool Western-inspired ones. The model styled her boots with geometric-print sknny jeans, a white t-shirt, a gray Saint Laurent tote, and a wide-brimmed fedora.

Karolina Kurkova layered up in a white collared blouse, an ivory cable-knit sweater, a black coat, and a black zippered skirt during a stroll in NYC, then added a floppy hat, a white crossbody bag, and black leather boots for an even more stylish finish.

Rosie Huntington-Whiteley looked flawless from head to toe as she exited a hair salon in LA in a high-neck knit tank and a printed pencil skirt by Kain Label. Aviator sunglasses, metallic ankle-strap sandals, and a gold shoulder bag completed her warm-weather style.

Karolina Kurkova strutted her svelte stuff down the streets of NYC sporting skinny Citizens of Humanity denim with a gray v-neck sweater, a black leather biker jacket, chunky black ankle boots, finished with a navy hat and a structured bag.

Kate Moss ditched her signature skinny jeans for a more feminine gray suede dress with a ruffle hem. She then added a colorful snakeskin tote bag and black booties to her feminine London style.

Miranda Kerr created the ultimate cool-girl ensemble with a printed tee, an army-green Lily Aldridge for Velvet jacket, a black miniskirt, ankle boots, and glittery Miu Miu sunglasses.

Gisele Bündchen kept it casual (and cool) when she sported ripped skinny jeans with gray booties, a black leather jacket, and aviator sunglasses in NYC.

While doing dog-walking duties in NYC, Candice Swanepoel showed off her tough-girl aesthetic in a black leather biker jacket, a blue high-neck crop top, black miniskirt, Rag & Bone booties, and cat-eye sunglasses.

Cara Delevingne showed off her sporty side in NYC. She paired black leather Citizens of Humanity jeans with high-top sneakers, a tweed coat, a black beanie, geometric-print sunglasses, and zebra-print tote.

Jourdan Dunn showed off her sporty style in a striped sweatshirt, ripped boyfriend jeans, and on-trend white pumps while out in London.

Adriana Lima's hot-pink crossbody bag added a bold pop of color to her black and white outfit in Miami.

During a day out in NYC, Jessica Hart was menswear-inspired in a gray blazer, cropped pants, and lace-up sneakers.

Rosie Huntington-Whiteley arrived at LAX airport in her signature cool style. She started with a tan crochet sweater and black leather pants, then added a soft gray fedora, aviator sunglasses, and a black suede satchel.

Behati Prinsloo went grunge in a black maxi skirt with a thigh-high slit, a cropped tee, black leather jacket, a black fedora, round sunglasses, and black sneakers with red laces.

Candice Swanepoel's white button-down with crochet detail and white sneakers lent a crisp air to her skinny denim in NYC.

Karolina Kurkova's Sandro jacket and cobalt asymmetrical skirt made a fine fashion match in NYC.

Lily Aldridge looked cool in a knit Étoile Isabel Marant sweater, brown suede boots, and Ray-Ban aviators while on mommy duty in NYC.

While seaside in Portofino, Naomi Campbell showed off her laid-back side in a pair of ripped boyfriend jeans. A camouflage hat, a black cardigan, studded flats, and an animal-skin bag completed her vacation style.

While boarding a yacht in Cannes, Karolina Kurkova gave her white denim a preppy spin thanks to white loafers and a colorblocked sweater.

Anja Rubik made the streets of Warsaw stylish with her tuxedo-inspired ensemble, topped with a beanie and round sunglasses.

Jessica Hart was the vision of Summer in a printed miniskirt and a matching blue tank top.

Nicole Trunfio embraced the Summer sun in her denim cutoffs, a lacy white camisole, finished with a wide-brim hat, aviator sunglasses, and brown booties.

Anja Rubik brought her fashion-forward ways to Warsaw wearing a sporty varsity jacket with lace-up denim and spiked booties.

Elle Macpherson colored the streets of London in her green leather cropped pants.

Anja Rubik put her long limbs on display in a printed miniskirt in Poland.

Karolina Kurkova matched light with dark in white skinny jeans and a gray tee in NYC. She finished with black boots and a black-and-white-striped Marc Jacobs bag.

Kate Upton took to the streets of NYC wearing light-pink denim with a gray tee, bow ballet flats, and a blue tote bag.

Alessandra Ambrosio colored the streets of Brentwood, CA, in a minty pleated maxi skirt, a chambray Sam & Levi shirt, mirrored Ray-Ban aviator sunglasses, and Lola James bracelets.

Bar Refaeli mixed comfortable with cool in a black Gypsy05 jumpsuit, white sunglasses, and black flats in Madrid.

Kate Moss added major bohemian-cool flair to her London look via a tan fringe jacket.

Alessandra Ambrosio's printed Whitney Eve tee and round sunglasses stole the spotlight in her summery LA style.

Rosie Huntington-Whiteley managed to look sexy and sweet in a floral maxi dress with a thigh-high slit.

Miranda Kerr's floral cutout dress and studded boots had onlookers doing a double take in NYC.

Naomi Campbell vacationed in Marbella in a little white dress and flip-flops.

Rosie Huntington-Whiteley traveled in neutral and punchy hues when she paired a bright red bag with a tan floppy hat, tan booties, and a beige cardigan.

Nicole Trunfio stuck to the cool girl's Summer uniform: denim cutoffs and a white tee. A black hat, studded loafers, and oversize sunglasses jazzed things up even more.

Heidi Klum amped up her skinny denim via a red, sheer printed top and brown suede pumps.

Doutzen Kroes made her skinny denim way fresh via a stark white tank, tan ankle-strap sandals, and a black MOJO DJ bag.

Behati Prinsloo took her basic pieces to new heights thanks to her hat and white sunglasses.

Kate Upton put her sexy Summer style on display in a crochet minidress in NYC.

Karolina Kurkova stuck to blue in a button-down blouse and mini denim shorts while out in NYC.

Karlie Kloss is on model duty, even when she's taking the dog for a walk, in a Reformation dress and ballet flats.

Rosie Huntington-Whiteley strutted out of a hair salon in LA wearing a paisley print minidress with neutral add-ons: a white belt, nude ankle-strap sandals, a tan crocodile clutch, and aviator sunglasses.

The matchy-matchy effect looks good on Heidi Klum, who coordinated her windowpane-print Tibi top and bottom.

Rosie Huntington-Whitelely was minimalist chic and totally sexy in a slinky black tank, leather miniskirt, and ankle-strap heels for a night out.

Miranda Kerr's take on the '90s trend is easy and cool with cutoffs, studded booties, and that quintessential shirt wrapped around her waist.

Cara Delevingne makes casual totally cool with a studded leather bomber and sneakers.

Jessica Hart was practically the picture of Summer in her red shorts, Carrera sunglasses, and laid-back henley.

Nicole Trunfio didn't let the sunny weather stop her from donning all black, including leather jeans and black leather booties.

Chrissy Teigen wasn't afraid to work a matchy-matchy look when she paired tan leather over-the-knee boots with a coordinating Céline luggage tote in NYC.

Rosie Huntington-Whiteley was every bit the cool chick in a black leather biker jacket, sky-high booties, and a structured Givenchy bag in NYC.

Kate Upton popped up in Paris playing the part of chic star in a white blouse, black skinny jeans, classic pumps, and a Céline luggage tote.

Helena Christensen showed off a printed jumpsuit and a cozy cropped vest — not to mention an adorable Balenciaga mini bag — during a day out in NYC.

Alessandra Ambrosio was anything but basic in her black leather drawstring pants and white cap-sleeve blouse during a night out in Hollywood.

Miranda Kerr matched the NYC night in dark skinny denim and black leather over-the-knee boots.

Rosie Huntington-Whiteley amped up her dark ensemble with a black quilted leather jacket while arriving at LAX airport.

Kate Upton's sweatshirt wasn't your average style, boasting a geometric splashing of studs. The luxe blue bag was a nice finishing touch.

In lieu of a jacket, Poppy Delevingne covered up in London with a midnight-blue fur vest.

Wintry weather was no cause for Gisele Bündchen to dress down. Instead, she topped off her anorak and skinnies with luxe accessories.

The classic trench was effortlessly chic on Jessica Hart, who wore hers around New York City with cropped jeans and ballet flats.

Even in the colder months, Alessandra Ambrosio knows how to rock a crop top. The model paired her short sweater with leather trousers and classic pumps.

Elle Macpherson bundled up in the cutest way possible in a fur trapper hat and a cozy sweater.

Lily Aldridge brought a sexier style to the airport with a sheer, black lace top.

Bar Refaeli made going out to dinner an occasion for cool fashion improvisation with a Kenzo sweatshirt and gray trousers.

It was part rock star, part Nashville lady for Lily Aldridge, who emerged from the airport in leather pants, studded ankle boots, and a chambray top.

Karlie Kloss skipped a typical coat in favor of a poncho for a chilly NYC day. She wore it with a white long-sleeved top, cropped black skinnies, and basic ballet flats.

Izabel Goulart went for ultraripped jeans, wearing them with a classic white tee and trench. But no sneakers here! The model picked ankle-wrap stilettos.

Poppy Delevingne put together a cute outfit in London that'd be beyond easy to re-create. Mix a gray sweater with skinny-cut trousers and a blazer, add printed smoking slippers, and finish with a ribbon in the hair. Adorable!

It doesn't take anything flashy to put together a fabulous outfit: Lily Aldridge combined black pants with a blazer, heels, and a light tank top.

On or off the runway, a model knows: if you've got it, flaunt it. Doutzen Kroes picked a supersmall striped miniskirt and wore it with lace-up heels and a tee in Miami.

Alexa Chung showed off her signature style out in LA, wearing a gingham minidress with flats and a petite, ladylike bag.

Liu Wen looked casual-cool in an outfit that felt totally relatable to the every girl. She wore loose jeans with a forest-green coat, a bright crossbody bag, and skater sneakers printed with a cute flamingo.

Woman on the go! Gisele Bündchen looked like a chic city dweller in a gray turtleneck sweater and black everything else.

The matched suit doesn't look so boring in a bold print, as shown by Jourdan Dunn in Paris.

Our absolute favorite part of Rosie Huntington-Whiteley's travel outfit? That gorgeous leopard Givenchy bag!

For a night out in London, Cara Delevingne skipped the cocktail dress in favor of a very sexy white suit.

To catch a Paris fashion show, Anja Rubik picked a simple, sophisticated outfit, topping off an all-black outfit with a long suede coat.

Lily Aldridge showed a bit of skin without being overtly sexy thanks to her white tank that flashed some skin right over her navel. She wore the bright piece with black skinnies, a leather carryall, and printed heels.