EVERYMILE Gymnastics Bars, Junior Training Kip Bar Gymnastics Equipment for Home,Adjustable Height Folding Horizontal Bar with Gymnastic Rings for KidTRIANGULAR STRUCTURE DESIGN: EVERYMILE gymnastic bar is designed based on the triangular structure, which is more stable, safer, and durable, minimizes the swing. Two round bases and four non slip rubber floor rings can increase friction, provide better grip, and ensure the gymnastic bar stays in place, providing your child with a great sense of security ROTARY LOCKING MECHANISM: EVERYMILE kids gymnastics equipment for home has 4 easily adjustable