【Excellent Quality】Our sun protection sleeves are made of 93% polyester 7% spandex, this meterical is lightweight moisture-wicking fabric that’s highly breathable, dries quickly, and keeps skin cool. The cool touch of this sleeve keeps you cool in the hot sun. 【Multiple Occasions】Our sleeves to cover arms suitable for all outdoor sports and activities.The cooling sleeves will protect your skin from the sun whether you’re running, golfing, playing basketball, tennis, boating, fishing, cycling,driving or even gardening. 【Cooling Arm Sleeves with Thumb Holes】These arm sleeves for men and women are made with lightweight fabric that is comfortable and breathable to keep you cool while wearing them while also featuring thumb holes to not miss a beat when gardening or working outdoors. 【Large Elastic Fit for Most】We broke the conventional cooling sleeve size. The length of this sun protection sleeve can be up to 30 inches, and the width can be increased to 8 inches. It can be stretched to the length you want. It is highly elastic and will not feel like it is squeezing your arms when worn. The sleeve is more comfortable to wear. There is a non-slip elastic band around the upper arm for better wearing without slipping off. 【perfect accessory】Available in a beautiful patterns, this sun protection sleeve is also a great accessory to make your outfit more personalized.