Designed for comfort, flexibility, and support, Renegade Alpha Rings are crafted from super stretchy, ultra-soft silicone and include two sizes for a customized fit. Compatible with all lubricants including silicone lubricant. 

S: 1.77 x 1.69 x 0.75 
M: 1.85 x 1.85 x 0.75 (Inches)