polyester Imported 45-degree Fahrenheit (7-degree Celsius) versatile, lightweight down sleeping blanket for warm weather bike touring, hut trips, and travel Highly compressible sleeping bag unpacks to reveal a rectangular sleeping bag that can also unzip to form a blanket; includes shoulder and foot drawcords for warmth or ventilation 650+ fill power duck down insulation (Responsible Down Standard certified) treated with a non-PFC Ultra-Dry Down treatment to improve reaction to moisture, retaining loft and performance Recycled 20D polyester shell treated with a non-PFC durable water repellent (DWR) finish and a 20D polyester liner for pure comfort; full-length zipper, can zip two Travellers together Regular size sleeping bag blanket has a max user height of six feet; weighs 1.29 pounds; includes Ultra-Sil compression sack; Sea to Summit Guarantee is offered for the Lifetime of this product The Sea to Summit Traveller 45-Degree Down Sleeping Bag Blanket is a highly versatile option for bike packers, backpackers, hikers, and travelers who are looking for lightweight and compressible insulation that can be used as either a sleeping bag or camping quilt. High-loft, 650+ fill power duck down insulation (Responsible Down Standard certified) treated with a non-PFC Ultra-Dry Down treatment to improve reaction to moisture, retaining loft and performance in rugged conditions. Recycled 20D polyester shell is treated with a non-PFC durable water repellent (DWR) finish. 20D polyester liner provides pure comfort. A full-length zipper can be fully unzipped to use a blanket; zipper can also couple two Travellers together. Shoulder and foot drawcords allow for extra warmth or ventilation. The Sea to Summit Traveller 45-Degree Down Sleeping Bag Blanket is available in two sizes: Regular (max user height of six feet) and Long (max user height of six feet four inches). Includes Ultra-Sil compression sack. Sea to Summit products are guaranteed against defects in materials or workmanship for the lifetime of the product.