Brand: Naturehike Color: Black (CW400) Occupancy: 1 person Shape: Envelope type Season: All season Temperature rating: -0.4℃ to 4.7℃ 【Ultra-lightweight & Compact】Size when in use: 210*75cm (M) / 220*85cm (L) Storage size: φ16*35cm (M) / φ18*35cm (L). Comes with a dedicated storage bag. Comes with a dedicated mesh storage bag (when the sleeping bag is not in use). This Naturehike sleeping bag uses high-quality down, and the main body weight is only 910g (M) / 930g (L). Although it is lightweight, it has very good heat retention. When not using it for a while, it is recommended to put the sleeping bag in the dedicated mesh storage bag to prolong its life. Please note that there may be size errors as the measurement methods for this sleeping bag vary. Also, it has a slight odor, so please expose it to sunlight before use. Please refer to the actual product. 【Foot Ventilation Envelope Type Winter Sleeping Bag】The envelope design allows you to move easily while sleeping alone, and even a large man will not feel cramped inside. In addition, the zipper at the foot can be opened for excellent ventilation. Furthermore, there is a large cap that covers the neck, and it also comes with a contraction cord that can lock in the temperature, so warmth will not escape even in winter.