Anal Adventures Anal Anchor Black from Blush Novelties. For anyone looking to explore new anal sensations alone or with a partner! Anal Adventures provides many anatomically targeted options to choose from. The Anal Anchor’s flexible tips open and spread up to 4 inches wide for the ultimate full feeling and for the gaping curious. Size 4 inches in total length, insertion length 3.5 inches by 2 inches in width. Made using body safe, phthalate free Thermoplastic Elastomers TPE.