Trampoline Type 40 Quarter Folding Size Diam. x Height 40 x 8 Weight 21.8 lbs. Springs 36 Springs 2 12 L x 34 OD Jumping Mat Diameter 36 12 Support Legs 8 Max Weight 200 lbs. Features Quarter folding design. When it is folded, is about half the size of a half folding rebounder. This makes it ideal for travelers and easy storage. Approx. folded size 29.5x14.5x3 High quality, large 40 inches diameter, sturdy steel frame, which is 1 x 1 square section steel tubing, it stands 8 inches tall. 8, super strong,1 diameter powder coating steel legs are easily removable for storage by screwing them on and off. This is the safest and most secure form of leg attachment. The rebounder surface is 31 12 inches in diameter. Extra large jumping surface. 36 heavy duty springs, which are covered by a polyvinyl padded spring skirt with an elastic tensioning ring, the key to delivering a pleasant, health building and soft bounce. Drawstring, helps you close the rebounder much easier than other quarter folding rebounders on the market. The Permatron mat will not bottom out, wear out or stretch.