Size: 10.0 x 13.8 x 0.6 inches (255 x 350 x 15 mm); Material: Main body: Polyethylene (bristle processing); Air valve: Vinyl chloride resin; Product weight: 0.1 lbs (0.07 kg); Heat-resistant, cold temperature: approx. 154°F (70°C), approx. -30°C).