SWEAT-WICKING MATERIAL HELPS YOU STAY DRY, COMFORTABLE. ABRASION-RESISTANT, FORM-FITTING SLEEVE PROVIDES SUPPORT. UVA AND UVB PROTECTION WHERE THE SLEEVE COVERS. STRETCHY BAND HELPS KEEP THE SLEEVE IN PLACE. NFHS COMPLIANT. SOLD AS A PAIR. CONTENTS: 85% POLYESTER, 15% SPANDEX.