PRETTY LOVE BI-026250 The sleeve is made from skin-like liquid silicone for that ultra-realistic feeling and is expertly sculpted to have a lifelike look. This natural-feeling penis extension sleeve fits over your erection with a comfortable, hollow shaft and a testicle ring for a secure fit that won't budge during play. The thick?sleeve walls?and raised nodes?offer them even more stimulation with each?thrust!