If you're spending your Winter days daydreaming about your next tropical vacation, we feel you. Instead of feeling gloomy about the weather, motivate yourself to book that next vacation by getting a new swimsuit. Plus, if you want to save money this season, try shopping at a more affordable retailer like Shein. If you haven't heard of this store, it's filled with so many trendy and Instagram-worthy items, it's hard to leave empty-handed. It has a huge swimwear section that is filled with plenty of cute and sexy picks. Shop these hot suits that are all less than $15.