Sea to Summit Spark Womens Ultralight Down Sleeping Bag 45Degree Long

Womens 45degree Fahrenheit 7degree Celsius ultralight down sleeping bag for warm weather backpacking bike packing and touring broad mummy shape features hood and zipper draft tubes 850 fill power down insulation Responsible Down Standard certified treated with UltraDry Down to improve reaction to moisture retaining loft and performance Ultralight 10D nylon shell with PFCfree durable water repellent DWR finish keeps the hood and footbox highly water resistant 10D nylon breathable liner fabric for minimal weight and bulk Womens design features shorter length narrower shoulder and wider hip to increase thermal efficiency down chambers are mapped to a womans physiology to maximize warmth 45degree bag features sewn through construction for lighter weight Sea to Summit Guarantee is offered for the lifetime of this product