Lifespan Kids BounceZone Round Spring Trampoline Large LED Display Light Base The keychain ring is 25mm The keychain ring is 25mm diameter and the thickness is 1 suitable for playing at any occasion General Structure Safe and Durable Design Enclosed Safety Net Ladder Included Dimensions and Weight Structure: 366cm (Diameter) x 269cm (Height) Frame Height: 79cm Enclosed Height: 190cm Max User Weight: 125kg Warranty 5 Year Guarantee (not coverng rust) on the frame 2 Year Warranty on the Jumping Mat 12 Months parts replacement warranty Assembly Required: This product comes partially assembled in a box with assembly instructions included your little bouncers will enjoy hours of thrilling backyard fun