Feature: 1. High quality 190T polyester taffeta makes it durability. You will be comfortable no matter how hard and rough the ground is. 2. If you feel hot, you can fully open the sleeping bag to make your sleep more comfortable at night. 3. Filled with high-quality hollow cotton, soft and comfortable, with strong warmth retention. 4. The drawstrings on the headrest can be adjusted for enhanced warmth during colder weather. 5. Suitable for different seasons in spring, summer, autumn and winter. 1.1KG is suitable for 20℃, 1.35KG is suitable for 15℃, 1.75KG is suitable for 5℃, 2KG is suitable for 0℃, 2.3KG is suitable for -5℃. Specification: This sleeping bag is 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. Features: High quality 190T polyester taffeta makes it durability. You will be comfortable no matter how hard and rough the ground is. If you feel hot, you can fully open the sleeping bag to make your sleep more comfortable at night. Filled with high-quality hollow cotton, soft and comfortable, with strong warmth retention. The drawstrings on the headrest can be adjusted for enhanced warmth during colder weather. Suitable for different seasons in spring, summer, autumn and winter. 1.1KG is suitable for 20℃, 1.35KG is suitable for 15℃, 1.75KG is suitable for 5℃, 2KG is suitable for 0℃, 2.3KG is suitable for -5℃. Specifications: Material: Polyester taffeta, cotton Size: 220*75cm/ 86.6*29.5in Weight: 1.75kg/ 3.9lbs Package List: 1 * sleeping bag 1 * storage bag Package List: 1 * sleeping bag 1 * storage bag