The Dr. Skin 7 Inch Hollow Strap On is a versatile toy that will keep  your playtime going as long as you want! The dildo is hollow to fit a biological penis, but can be worn by any gender. It delivers a  soft, lifelike feel and large veins for extra stimulation. The harness'  stretchy waistband will accommodate hips up to 40 inches. Made of lab-tested body safe PVC, the dildo in the Dr. Skin 7 Inch Hollow Strap  On is non-porous and easy to keep clean.