You've found the perfect romantic restaurant for a candlelit Valentine's Day dinner. Congrats, but you're not done yet—you still need to buy a gift. But before you run out to your local chocolate shop (or, depending on your relationship, a sex shop), check out our selection of 20 affordable gifts for women, all less than $100. These unique, fun, and thoughtful Valentine's Day gifts for her will make her swoon. No gift receipt necessary.