The Temptasia Advanced Nipple Enhancement Kit is an exciting way to expand your erotic play. Tease and arouse as you use this easy squeeze ball pump to stimulate and enlarge your nipples. The crystal-clear acrylic cylinders allow for easy viewing, making this system great either for solo play or with a partner. The acrylic cylinders of the Advanced Nipple Enhancement Kit are mid-sized, for those with larger nipples or anyone with previous pumping experience. With non-porous silicone tubing and acrylic cylinders, this system is body safe and easy to keep clean.