NEXPro Wood Gymnastic Ring Olympic Strength Training Gym Rings Wooden for Crossfit Creates fun, athletic challenge; advanced design for added stability The highest quality wooden ring on the market Supports such exercises as push-ups, iron cross, dips, pull-ups, and more 2 Rings & Straps with buckles that are 15 FT "SLIPPERY STRAP ISSUE": In order to properly secure the strap, the strap must inserted through the bottom opening of the buckle to prevent slipping. Please see product images