LALUZ Sprots Arm Sleeves For Adults - Elastic Lycra Material-Sun & UV Protector - Sold In Pair Lightweight Elastic Fabric keeps Arms Warm and Loose UV Protection,Seamless Knitting Design,Fast Sweat Kick-away and Fast Dry 1 Pair/Set,One Size(Large Size about 16"long,4.5"diameter for Upper Arm,3.5"for Wrist) Fast Dry Materials for Excellent Cooling Effect Prefect for Football, Basketball, Baseball, Golf, Cycling, Running, Volleyball, Athletics and Other Outdoor/Indoor Activities