Chill-Its 6695 Sun Protection Arm Sleeves provide full arm protection to absorb and wick away sweat and shield skin from the sun's harmful UV rays. Moisture-wicking treatment creates a cooling effect to keep you cool and comfortable. They are designed to be worn dry. Soft and stretchable, performance knit fabric is completely seam-free. Unisex arm sleeves feature an anti-odor treatment for all-day freshness. Whether working outside or simply enjoying the outdoors, these machine-washable arm sleeves provide great skin protection.