The filling material is 400GSM， Pack Weight is 4.5lbs ,Temperature Rating is 20 degrees Fahrenheit Sky blue, dark gray, red, camouflage is the left zipper, purple orange, green, army green, is the right zipper. ★If you are not satisfied, please contact us and we will serve you until you are satisfied 1.FEEL THE DIFFERENCE - Farland Super Comfortable Sleeping Bags are designed to ensure that after a tiring day of trekking, hiking, travel or any other exploration you can get a good and relaxing night's sleep.Roll Control Design makes folding quick and easy ,Zip two together for double the room. 2.DESIGNED FOR COOL/COLD WEATHER – Our sleeping bags are designed for 20-62℉/-7-17℃. Moreover, these bags also have a waterproof, weather-resistant design to keep you warm even in extreme conditions and prevent you from any dampness - this is achieved through double-filled technology. 3.SIZE - Envelope-Shape Sleeping Bag measures 29.5 by 86.6 inches (W x D), Mummy-Shape Sleeping Bag measures 33.5 by 86.6 inches (W x D),and comfortably fits most campers up to five feet, 11 inches tall. 4.Material - Outer Cover Material:290T Nylon,Waterproof and Breathable Fabrics;Lining Material:Polyester Pongee;Fill-Material: Polyester Fibre.its lightweight & compact design which is convenient to carry along for any outdoor adventures, and its ability to withstand extreme weather conditions – certainly the best sleeping bag for adventures 5.100% RISK-FREE SATISFACTION GUARANTEE – We also offer you 100% Risk-Free Satisfaction Guarantee to let you buy with confidence. However, we are quite sure that you will be super impressed with its ability to keep you warm in winter.