The Therm-a-Rest Down Snuggler is an ultralight & incredibly packable down filled hammock underquilt that will fit under all hammocks making it ideal for adding extra warmth & insulation when you need it most This under quilt is made from a durable yet lightweight Ripstop fabric to minimise snags & rips While the insulation is RDS certified Nikwax Hydrophobic Down which absorbs less moisture than untreated down to keep you warmer for longer & is highly compressible making this snuggler perfect for cold-weather hammocking A hammock underquilt is such an easy & effective way to add extra warmth when you are sleeping in a hammock they attach around the outside & hangs under your hammock with ease for immediate warmth & due to them being on the outside you will not get tangled up in them & they stay uncompressed to be able to offer you effective insulation all night long The Thermarest underquilts are incredibly versatile & fit all hammocks single & doubles or it can be used on its own as a blanket making it an awesome bit of gear to take on your next outdoors slacking adventure Please note Hammock is not included