[【4 Season sleeping bag】Our comfortable Sleeping bags for adults and kids have a hollow fiber fill that traps heat and keeps you feeling warm and comfortable with a warm 480grams/ m² hollow cotton filling temperature range: as low as 23°-50°F， Whether you are camping hiking or having sleepovers in the backyard our sleeping bags will keep you warm and protected. 【High quality and durable】 Top quality 210T Polyester 210T Pongee Lining in 100% Polyester provide tucked-in comfort and temperature regulation;Half-circle hood with adjustable drawstring keeps your head warmer even in extreme conditions. And with soft pillow that give your neck some good solid support. 【Free combination & detach】Using SBS two ways zipperLeft-zip with right-zipper allows the to be combined a wide sleeping bag creating a double sleeping bag for a couple or lovers. Whereas you can also fully unzip it to use as a blanket or quilt. It’s ideal for camping trips Boy Scouts outdoor adventures summer camp or mountain hiking also works perfectly for couch surfing office nap etc. 【Easy to carry and clean】Packing size is 41*27cm(20.4*13.4in)weight only 5 lbs perfect for hiking backpacking car camping and more. Our waterproof outer shell is easily wiped clean with a damp cloth. In case of heavy soilage the sleeping bag is designed for machine washing as well. Comes with a compression sack which makes it very convenient to bring this sleeping bag on any adventure 【2-Way Zipper】: Sleeping bag using SBS two-way zipperSmooth to use fabric does not easily roll into the zipper and a separated zipper at the bottom for temperature control.]