【DIMENSIONS】: This package comes with everything you need, including 4 inches hook, 2 inches ring, 1.25 inches eye hook screw, 1.6 inches mounting screws of two, 8.2 ft nylon string.【MATERIAL】: Ring hardware included is made of stainless steel, hook hardware included is made of nickel plated steel, and the lightweight swing string is made of quality nylon material, which is strong and not easy to break.【SPECIALLY DESIGNED】: Smooth ring surface without interface. There is a small hole in the middle, put the string directly through the hole and tie a knot, that can fix the ring.【SIMPLE AND FUN】: Simply grab the ring, aim for the hook, and try and get the ring to land on the hook.【ASSEMBLY】: Easy to set up, comes with screws, can be quickly complete the installation in a few minutes. Let you start the game at anytime. Product Description Smooth ring surface without interface. There is a small hole in the middle, put the string directly through the hole and tie a knot, that can fix the ring. The structure contributes to a better gaming experience that the ring will not slide easily. Gift Indoor or Outdoor