The Best Items to Shop on Sale This Week — From a Winter Coat to an Editor-Approved Mattress

Olaplex Ultimate Essentials Kit ($21, originally $33)

Olaplex products are notoriously expensive, but as anyone who regularly uses them can confirm, they're well worth the splurge. Whether you're a loyal fan of the hair-care label or just someone looking to test out its nourishing formulas for the first time, you can save big on this Olaplex kit — plus dozens of other cool beauty essentials — at Dermstore's last chance sale. Just use the code EXTRA10 to take an extra 10 percent off at checkout.