Stretch trainers are butt plugs simply designed to open up your anal stretching routine. Made of 100% premium supersoft silicone, each butt plug is silky smooth, strong and flexible with unique firm-flex design. The tapered shape facilitates comfortable insertion and provides a gentle stretch The narrow neck and flared base keep the plug in place during long play sessions. Start off small and progressively work your way through the set as you become an anal stretching master. Trainer plugs are the perfect warm up for fisting and serious anal stretching. Graduate through the five sizes and train your hole for all your huge anal ambitions. Work hard and you'll achieve your goal. 100% body safe, non-toxic, easy to clean and compatible with all lubes. Relax - open yourself up - enjoy the journey