Thick Support: Dimensions when unfolded are 76.8 x 25.6 inches (195 x 65 cm). The main pad raises you 3.9 inches (10 cm) off the cold ground, while the integrated pillow elevates to 7.1 inches (18 cm), providing crucial support for your head and neck for a comfortable sleep. Quick Built-in Air Pump: The integrated foot pump inflates the entire mat in just 60-90 seconds with gentle stepping. The dual-layer valve allows for quick and easy deflation when storing. Ultra-Lightweight and Compact: This mat weighs only 1.87 lbs (850 g). When packed, its dimensions are only 10.2 x 4.7 inches (26 x 12 cm), easily fitting into a backpack's water bottle pocket, freeing up space for other gear. Durable Waterproof Fabric: Made from sturdy 40D nylon with a waterproof Tpu coating, this sleeping pad is suitable for outdoor use. The material is tear-resistant and protects you from damp ground.