1、High elasticity and toughness fabric, tensile, tear resistant, wear-resistant and not easily deformed. 2、Comfortable, moisture absorption and quick drying, smooth and soft, not stuffy. 3、AntiBacterial, antimold, and antistatic. This Sleeping Bag liner acts as a protectives barrier, preventing dirt, sweat, and body oils from reaching your sleeping bag. Made from soft, breathable fabric, it ensures a comfortable night's sleep while extending the using time of your sleeping bag. Lightweight and compact, it's easy to storage and carry, making it a perfect addition to your outdoor activities. Features: High elasticity and toughness fabric, tensile, tear resistant, wear-resistant and not easily deformed. Comfortable, moisture absorption and quick drying, smooth and soft, not stuffy. AntiBacterial, antimold, and antistatic. With a bag for convenient carrying and storage. The bottom has a zipper, which can be opened for ventilations when feeling hot. Machine washable, easier cleaning. Specifications: Color: grey, green, beige (optional) Open size: (1.8+0.3) * 0.8in Material: polyester Package size: 200 * 120 * 100mm / 7.9 * 4.7 * 3.9in Package weight: 560g / 1.2lb Packing List: 1 * Sleeping Bag Liner Packing List: 1 * Sleeping Bag Liner