Outer: Polyester Inner: Polyester Fill: Polyester Imported MULTIPLE USE SLEEPING BAG : Our double sleeping bag with 2 pillows can be separated into two indivi sleeping bags or 2 queen size blankets thanks to the wraparound zippers. No matter how you use it,whether you go outdoor or use it indoor,this adult sleeping bag will warm your tour and give you a good night sleep experience LARR THAN QUEEN SIZE : Roomy,rectangular shape provides maximum fort and easily fits 2 people up to 7 FEET,so lofty and wide even for two big and tall persons to have plenty of room to stretch out. The separated bottom zipper lets you ventilate the foot sect for better temperature control GOOD FOR COLD WEATHER : The rating you choose will depend on where you’ll be using it and what temperature you are fortable sleeping in. For a fortable night’s sleep consider the lowest outdoor temperature you’ll be sleeping in and that temperature falls within the fort ran. The ‘extreme’ temperature rating is entially ‘the survival temperature’. It is not the lowest temperature you will be fortable in and we do not remend using 2 person sleeping bag at this Temp SLEEP FORTLY WITH PILLOW : A 220 G plush filling cping pillow is included for an at-home sleep experience in the outdoors. Contoured 3D hood construct with dstrings allows internal adjustment to avoid heat loss while providing space for the pillow; Reversible loing antisnag zipper and draft tubes baing it work tother to keep body heat in ARY STORA BAG : The lar opening design of the pr sa facilitates the stora of the subzero sleeping bag without tearing,the cover on the strengthens watertightn. In addit,the portable handle on the sa makes it convenient to carry ng for any outdoor adventures,cping trip,bapaing,hiking,or car tour.