The Perfect Extension 9 inches. Harnessed extension. The Perfect Extension was designed to answer countless requests for an extension that could be used with or without an erection yet soft and comfortable for your partner and at the same time rigid enough for easy penetration. This prosthetic device is 2 inches in diameter and has wide straps for comfort that are adjustable up to 50 inches. Features: comfortable for user and partner. Soft outer sleeve with semi rigid inner sleeve. Designed for use with or without an erection. Perfect Extension 9 inches is made of soft rubber with a realistic look and feel. Straps help hold on the extension, designed to use with or without an erection. The rubber on these is about .25 inches thick. These extensions are 2 inches wide on the outside and about 1.5 inches wide on the inside. Length to insert the penis on the inside is 7 and 7/8 inches. Fits up to a 50 inches waist. Unisex toy. How to use. Plastic snaps. Just adjust to your waist size and click together. Belt like strap on harness. Dimensions: Height 3.00 inches, Length 11.50 inches, Width 4.50 inches. Weight 12.64 ounces. Phthalates, latex free. Penis extension is made from Thermoplastic Rubber, harness ABS plastic snaps, woven cloth. Waterproof, non-vibrating penis harness. Doctor Love Classic Penis Extension from DeeVa Toys. DeeVa. is a registered trademark owned or used under license by DeeVa, Granby, Quebec Canada.