Ultra-Soft, Stretchy tension ring for harder, longer erections. Enhances sexual pleasure. Wide ring designed for added comfort.

• Small inner diameter 1.4″ / 3.55cm
• Medium inner diameter: 1.6″ / 4cm
• Large inner diameter 1.75″ / 4.5cm
• Small outer diameter 1.8″ / 4.77cm
• Med outer diameter 2″ / 5.27cm
• Larger outer diameter 2.2″ / 5.8cm
• Though not stated by the manufacturer, we believe these are made from Silicone Material