In their never-ending quest to make sure people of all shapes and sizes sleep comfortably in the wilderness Thermarest offers a variety of mattresses in a 25 x 77 inch (63 x 196 cm) large size. One of these choices the ProLite 4 Sleeping Pad Large provides full coverage padding and warmth for the tall and broad shouldered backpacker or mountaineer. Barely over 2 pounds it hardly tips the scales yet is warm enough for sleeping in comfort on snow.