The 10ft x 17ft Rectangular Cover and Ladder Offer designed to fit most 10ft x 17ft Rectangular Trampolines on the market. The Cover is designed with drainage holes in the middle of the Trampoline cover to prevent pooling of water on your Trampoline surface. The Trampoline Ladder has wide, anti slip stair treads that provide a safe and secure access point to your Trampoline.