Choice of available size options. Made from nylon and polyurethane. Durable, waterproof exterior. Reinforced tubing and reflective lining. Indoor or outdoor use. Choice of available color options. Ideal for camping and outside adventures, the Dog Helios Aero-Inflatable Outdoor Dog Bed gives your favorite furry friend a comfortable spot to lay wherever you are. This quality-crafted dog bed inflates with air and boasts a durable, waterproof nylon exterior, reinforced tubing, and a reflective lining for heat retention. Dimensions: Small: 25.19L x 18.89W x 2.36H in. Medium: 38.97L x 29.92W x 2.36H in. Size: Small - 25.19L x 18.89W x 2.36H in. Color: Black.