Features 1、1. Adjustable fit & lasting comfort: There is an adjustable strap on the back of the hat, which can be loosened and tightened to adjust to the size of the head. The inner breathable mesh anti-sweat belt keeps you away from sweat, and can absorb them and dry quickly, thus providing you with long-lasting comfort. 2、2. Fleece layer and extended earmuffs: the inner side is fleece lining. When going out in the cold winter, you can wear it to keep warm and safe wherever you go. The extended earplug design allows your ears to be fully covered and protected. 3、3. Imported new technology fabrics: This hat is made of new high-tech imported fabrics, using new high-tech fabrics as the outer layer, with several superior features. The interior is breathable, windproof and waterproof. It works as an air semiconductor, the heated air can be discharged to the outside, but at the same time, the outside cold wind is not allowed to pass through the fabric to reach the inside and take away your heat. 4、4. Winter functionality and outstanding functions: This winter baseball cap has a variety of practical functions, it can fully cover your head and ears, keep you warm, and bring you a comfortable wearing experience, no matter when and where Land, cycling, hiking, morning jog or just as a daily warmth headwear! 5、5. Essentials for outdoor sports: whether it is golf, cycling, mountaineering, hiking, hiking, camping, fitness, running, walking, shopping, skiing and other occasions, this warm ear protection is definitely your good choice. Keep your head warm and make you not afraid of light rain. Specification Material: Polyester Colour: Black Suitable for head circumference: 56-62CM Brim length: 7CM Suggested crowd: adults or older children Suitable for scenes: golf, cycling, mountaineering, hiking, hiking, camping, fitness, running, walking, shopping, skiing and other occasions. Package List 1*Warm Baseball Cap