Columbia Freezer Zero Arm Sleeves are engineered for runners who won't let the heat slow them down. Designed with UPF 50 sun protection and advanced cooling fabric, these sleeves help maintain a comfortable temperature while shielding your skin from harmful rays on exposed trails. Moisture-wicking technology draws sweat away quickly, keeping you dry even during intense workouts. Details such as thumbholes and a silicone grip offer a secure fit that stays in place, allowing you to focus on performance without distraction. Ideal for trail running or any outdoor activity where reliable coverage and comfort are essential.