Welcome to Sinful Auctions, We offer a selective range of Adult and Playful Auctions from. Top Adult models, Actresses, entertainers and Playmates. Auctions for adult items and services. Create a free account and unlock the door to buying and selling adult items such as DVD's and sex toys. Adult sex toys. Leading source for wholesale and closeout inventory with thousands of auctions daily from 7 of the top 10 largest US retailers.