The Saris(R) Complete Accessory Kit gives you everything you need to add to your trainings. The Trainer Mat is ideal for protecting your floor while you ride. The Climbing Block allows you to choose between 3 levels for the difficulty of your workout. FEATURES: Includes: Trainer Mat, Climbing Block, and Towel Mat protects your floor from sweat and bike grime Mat keeps your trainer from moving during intense workouts and absorbs any noise Climbing Block gives stability while you ride any rear wheel-mounted trainer 3-Level design of climbing blocks to select the difficulty of your workout Lightweight and easy to set up Components are made of high-quality materials Compatible with a wide range of trainer setups Style: 9781T