When you first open it, please let it stretch one night. The next day, it will be more loft. The most important for a long life is to store it properly, as down is a natural product. ■ Outdoor use1, One day before departure, check the condition: Make it dry and check for defects, before load it into the compression bag.2, If transported in very wet conditions, seal the sleeping bag with a plastic bag to avoid the humid air into the sleeping bag.■ Long time storage1，DO NOT STORE IT IN THE compression bag. Hang the sleeping bag at a ventilated and dry location, or use a special large storage bag for sleeping bags, still store in a dry location.
2. For maintaining top quality, take the sleeping bag outside every two or three months at a dry breezy day, avoid long time sun exposure.
3，After drying, gently tap the sleeping bag, for restoring the down natural loft. ■ Cleaning1, Do not dry clean, do not machine wash, we recommend hand wash.2, Use a neutral detergent or special sleeping bag cleaning agent3, unless the sleeping bag is particularly dirty, do not soak the sleeping bag, gently brush it with a soft brush.4, Please completely rinse, suck the surface water with easy-absorbent towel.5, Put sleeping bags in ventilated place to dry, avoid long time of direct sunlight.6, Please only clean the sleeping bag when required. Keeping it clean when using it, will require less cleaning and extend the sleeping bag life.