Color B sleeping bag available in two sizes for versatile outdoor use. Key benefits Reliable temperature coverage: size M rated for 8 to 2 C, size L rated for 0 to 5 C. Choose the size that matches your expected conditions. Joinable design: two sleeping bags can be zipped together to form a double sleeping bag for couples or shared use. Durable, lowmaintenance fabric: nylon outer resists wear and dirt and is designed to reduce pilling and lining damage during regular use. Compact for transport: rolls down to a small storage size for easier packing and carrying. Product specifications Sizes and packed dimensions: M size: product 190*72 CM, storage 12*26 CM L size: product 200*80 CM, storage 16*35 CM Color: B Material: nylon outer fabric designed for abrasion resistance and easy cleaning Function: single sleeping bag with capability to splice into a double sleeping bag Performance and usability Temperature adaptation ranges are provided to help select the right size for expected weather. Nylon construction balances durability and weight for frequent outdoor use. Designed to minimize fabric pilling and prevent lining damage that can reduce insulation over time. Compact storage sizes fit most backpacks or car trunks for travel. Practical use scenarios Weekend camping: lightweight packing and compact storage make it easy to carry for tent camping and campground stays. Coldweather hiking or trekking: temperature ratings and durable nylon outer layer provide usable warmth and abrasion resistance on multiday routes. Festivals, road trips, and shared tents: two bags can be joined to create a double sleeping bag for couples or shared sleeping arrangements. What to expect Two size choices to match body size and temperature needs, with clear product and storage dimensions for planning. A durable nylon shell that resists dirt and wear and helps maintain the sleeping bag appearance and function over time. The flexibility to use the bag solo or combine two bags into a double configuration for added convenience.