Features: Durable Fiberboard Construction: Built with 1 cm thick high-density fiberboard to provide strong load-bearing support and long-lasting durability for active cats. Large Running Diameter: Spacious 96 cm diameter allows cats of various sizes to run, stretch, or rest comfortably without restriction. Quiet & Scratch-Resistant Track: Polypropylene loop fleece carpet lining creates a soft, non-slip, and low-noise surface that is gentle on paws and easy to maintain. Enhanced Safety Design: Base gap of less than 5 mm helps prevent paws or tails from getting caught during movement. Stable Anti-Slip Base: Wide, sturdy base with non-slip bottom ensures excellent stability and prevents tipping, even during high-speed running. Specifications: Material: Fiberboard (1 cm thick), polypropylene loop fleece carpet with hook-and-loop fastener Product Size: 96 × 34.8 × 107.2 cm Outer Diameter: 96 cm Package Size: 87 × 42 × 18.5 cm Weight: 15 kg Package Includes: 1 × Cat Treadmill Wheel