Finally... a penis extender that is not too soft and not too hard. The Adam and Eve Flexskin hollow strap-on checks all the boxes of what a hollow penis extender should be - comfortable for both partners and firm enough to offer him support. Made of smooth silicone, the strap-on’s FlexSkin shaft has a hollow shaft that bends and has enough give to accommodate most men. A solid 2 inch tip adds length and strength for easy penetration. This strap-on offers enough support for men with ED without compromising comfort. Strap it on and stay sexy.