RAYLAY Sleeping Bag RAYLAY is an ideal sleeping bag for a summer filled with hollow fiber 25 grams in 3D and in a rectangular shape that opens up completely to the blanket (not mummy). Leszek changed an inner coating of a moving sheet cloth and helped to perspire sweat. The outer lining is made of fine 190T nylon fabric. Washing at 30 degrees. Sleeping bag dimensions: 220x75 cm Weight 1350 grams.