Master Series Mega Ass Anchor XL Anal Plug Black. If you love the idea of the Ass Anchor, but yearn for a greater stretch, now you can stuff yourself with the Ass Anchor XL! This gigantic butt plug is designed to go in as smoothly as possible and expand for an enormously full sensation. Just pinch the ends of the Ass Anchor together and stuff this big boy into your anus. Once inside, it will open up and apply pressure on the walls of your anal cavity. Keep this unique plug lodged up your ass for as long as you want! The base is designed to sit between your cheeks as you are pleasured beyond belief! Measurements: 5.5 inches in total length, 4.75 inches insertable length. 3 inches in width closed. Expands up to 5 inches insertable width. Material Thermoplastic Rubber TPR.