Get rock hard with a Rock On® Ring by Rock Candy®! Enjoy long-lasting, firmer erections that will have your lover coming back for more! The stylish Rock On Erection Ring features a broad, flat design, contoured to fit comfortably around the shaft during use. The firm fit will heighten every sensation from base to tip! This ultra-stretchy ring is available in a bold assortment of colours that are perfect for every intimate occasion. Rock on! - Ergo-fit designed for use during sex or solo play - Contoured inner ring molds around the shaft - Super-stretchy material is one-size-fits-most - Sleek, stylish and flat head for ease of use - Discreet, compact size and shape - Waterproof - Bold, classic colours Measurements: Outer diameter: 3.8 cm (1.5''), inner diameter: 2.5 cm (1'') Materials: The Rock On Ring is made from Thermoplastic Rubber. TPR is hypoallergenic, non-toxic, and phthalate-free. We recommend cleaning thoroughly with warm water and antibacterial soap -or- toy cleaner immediately after use. This toy is safe with both silicone and water-based lubricants.