This is not only a high-quality down sleeping bag, when unzipped it can also be used as a perfect large down blanket or mat for indoor-outdoor use. If you would like to sleep together with your lover, 2 sleeping bags can be joined together as a two-person sleeping bag. Down fill on the top side of the sleeping bag, ultra-light down reduces the burden on the heart Hollow fiber on the bottom has better moisture resistance, ensuring the best warmth and comfort When unzipped, it can also be used as a perfect large down blanket or mat 2 sleeping bags can be joined together as a two-person sleeping bag Full-length zipper draft tube keeps warm air in while you sleep Vaulted footbox for more room and added insulation in the bottom for more warmth for your feet Included compression sack for easy packing Tech Specs Best Use Camping Female Comfort 36¨H/2¡æ Male Comfort 27¨H/-3¡æ Age Adult Weight 3.3 lbs/1.5kg Outer Fabric 100% Polyester 50D Lining 100% Polyester 50D Fill Top side: duck down; Bottom side:100% Polyester Sleeping Bag Shape Semirectangular Dimensions (185+35)x75cm/(73+14)x30in Packed Size 36¢ª 20cm/ 14.17¢ª 7.87in