Material: 92% Polyester, 8% Spandex.One size fits most; can stretch.Unisex.Thin, ultra-light, about 1.1 oz (32 g). Cooling sensation, UV protection, sunburn protection, slip prevention, stretchy, breathable, no difficulty breathing, does not fog, sweat absorbent and dries quickly.Soft and lightweight, it can be folded and stored in a compact pocket for easy carrying. Made with cool mesh material that has excellent breathability and quick drying properties, so it feels cool and comfortable to wear.The mesh fabric is highly breathable, so it is easy to breath in, and does not fog up your glasses. Even people who wear glasses, sunglasses, or goggles will have peace of mind.It is well-stitched and highly durable. The neck and face cover protects your skin from UV rays.Effective against sunburns around the neck and face.It hooks on the early, and has an excellent fit, so it will not slip down even during intense movement. Great for UV protection and sunburn production during outdoor activities such as mountain climbing, golf, fishing, motorcycle touring, cycling, childrens sports meets, sports viewing (Olympics, Paralympic Games), air soft, trekking, camping, traveling, daily life, commuting to work or school, gardening, working in the garden on hot days, farm work, outdoor work, etc.Recommended for summer sports such as running, jogging, marathons, tennis, baseball, etc.