Temptasia Nipple Pump System Black from Blush Novelties. Exciting. Squeeze ball pump sensitizes and enlarges nipples. Erotic. Crystal clear cylinders allow for easy viewing. Play. Medium sized cylinders for advanced nipple pumping. Peace of mind. Made of body safe materials ABS plastic, Acrylic, Silicone. Contains no fragrances, phthalates or latex. Size each cylinder 0.75 inch in width. 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 Nipple Pump System mid-sized, for those with average size 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.