Item Description: Silent wheel Smooth running Removable running carpet Removable sisal blanket Designed for indoor use Flat packing for easy transportation Simple self assembly instructions Accessories included Instruction manual included A soft, dense and thick running carpet can effectively cushion and care for the cat's joints and small paws; long-term running will inevitably bring about greater wear and tear, and replaceable carpets can solve the worries of the future; the carpet is wrapped around, not easy to fall off, and is strong and beautiful. The quilt surface uses a grid structure to make the runway firm and flat; the Velcro fits for easy disassembly. The outer ring of the runner is fitted with a high-density sisal blanket, which is convenient for cats to sharpen their claws daily. The back is fixed with Velcro for easy replacement in the future. Specification: Brand: Honeypot Type: Cat Running Wheel SKU:190211-S Overall dimension of product:78(H) x50(W) cm x30(D) cm Diameter:60cm Track:15cm Dimension of package: 84x32x62cm Weight of package: 12kg SKU:190211-M Overall dimension of product:92(H) x60(W) cm x33(D) cm Diameter:75cm Track:20cm Dimension of package: 98x35x77cm Weight of package: 14.5kg SKU:190211-L Overall dimension of product:120(H) x80(W) cm x40(D) cm Diameter:100cm Track:25cm Dimension of package: 102x32x102cm Weight of package: 26.2kg