Air Gymnastics Tumbling Mat, 6.6ft/10ft/13ft/16ft/20ft Inflatable Track Mat for Home/Outdoor Training, 4 inch Thick Gym Mat with Electric Pump for Kids & Adults - Side Carbon Fiber High-quality inflatable gymnastics mats are made of composite PVC with carbon fiber sides, and tumbling mats are guaranteed not to leak through double-sided V-drip drawing technology and high-pressure solid sewing technology. It is also tear-resistant, non-slip, waterproof and other characteristics with one, giving you a perfect shopping experience. Product Specifications: Multiple sizes: 6.6ft/10ft/13ft/16ft/20ft length, 4in thickness Various colors: Black&Pink/Black&Purple/Black&Green/Pink Product Material: Carbon Fiber + Composite PVC Package includes: electric air pump, carrying bag, PVC patch and spanner