The No. 37 penis sleeve from the SONO collection extends your penis in a simple, painless and effective way. By wearing the sleeve during sex, both partners will enjoy the extra length and girth. The sleeve adds 2.5 cm in length and 1 cm in girth. The sleeve is made of soft and elastic material for a perfect fit and maximum wearing comfort. Apply some lubricant, put on the sleeve and you are ready for action!