Main Squeeze The Virgin Insert Replacement Sleeve. Make every time feel like the first time. This Ultraskyn insert for use in Doc Johnson's Main Squeeze: The Virgin hard case masturbator features the same extra tight interior and realistic breaking hymen included with the full product. Main Squeeze is designed to put the power in your hands, featuring several unique shapes and interior textures, a squeezable grip that lets users vary the tightness of each stroke, and a suction adjusting end cap. Features an extra tight realistic hymen. Made using body safe, phthalate free materials: Thermoplastic Elastomers TPE Sleeve, ABS plastic case. Specifications: 7.5 inches in total length, 7.5 inches insertion length by 3 inches in width. Circumference 9.5 inches. Bulk weight 1 pound. Please note stroker only.