Insulated gear refers to clothing and equipment designed to retain body heat and protect against cold temperatures. This type of gear often includes items like jackets, gloves, and sleeping bags, which are made with materials that trap warm air and reduce heat loss. Common insulation materials include down, synthetic fibers, and fleece. Using insulated gear is essential for outdoor activities in cold weather, such as hiking, skiing, or camping. Proper insulation helps maintain comfort and safety by preventing hypothermia and frostbite. When choosing insulated gear, it's important to consider factors like warmth, weight, and moisture resistance to ensure optimal performance.