?Funny Design?Our envelope sleeping bag is divided into left style and right style. When the left zipper and the right zipper are connected together, you can change from a single sleeping bag to a double sleeping bag, so that you and your family and friends can have a long conversation all night long on a starry night. Keep you warm at all times.?Compact and portable?Ultralight cotton sleeping bag can be stored in a small package of 22 x 43 cm and weighs only 1.3 kg. It offers plenty of space, is convenient to carry and does not take up space in the backpack. The unfolded size of this cotton sleeping bag is 220 x 85 cm, which offers enough space for an adult and is also very suitable for teenagers and children. Turning or rolling inside is not hindered.?Soft and skin-friendly?The lining of this sleeping bag is made of 190T pongee, which keeps warm and at the same time is very soft, as delicate and smooth as a baby's skin, without a rough feeling. The outer material is water-repellent Oxford cloth, and the water drops in the morning will not penetrate. The filling material is hollow cotton, which provides a comfortable feeling when the temperature is above 7 C. feel so warm. like lying at home.?Versatile?A good camping sleeping bag will make you feel at home in the wilderness. This envelope sleeping bag from Nutrehike is perfect for all situations, whether camping, cycling or hiking, to get rid of fatigue and fall asleep relaxed. The compact sleeping bag can also be used as a blanket and mat or at home.