Get rock-solid with the Rock Solid Big O cock ring. Made from Sila-Flex, a premium silicone hybrid with a super-smooth, soft finish, the Big O is durable and provides an extra stretch while retaining its original shape after use. So if you want to get hard, stay hard, and fuck like an animal, slip on the Rock Solid Big O cock ring, and see why we called it what we did. You’ll be like, ooohhh! As for the Big O, we’ll leave that job up to you. Available in Black, Blue, Red, and Yellow.