Experience the ultimate in comfort and flexibility with our 40mm / 1.6 inch wide ball stretcher, made from high quality liquid silicone. Enjoy remarkable stretch, durability, tear resistance and waterproofness while enjoying a secure fit with an unstretched inner diameter of 35mm / 1.4 inch and an outer diameter of 45mm / 1.8 inch (making the ring approx. 5mm / 0.2 inch thick), all while weighing only approximately 38g.