This abrasion-resistant, form-fitting Jordan arm sleeve has sweat-wicking technology so you can stay dry and comfortable on the field. Benefits:Nike Dri-FIT technology moves sweat away from your skin for quicker evaporation, helping you stay dry and comfortable. Seams along elbow and inside the arm help alleviate pressure. [] Product Details:88% polyester/12% spandex. Hand wash. Imported. Style: J1010866; Color: Black; Size: S/M; Gender: Male; Age Group: Adult | Jordan Fly Baseball Arm Sleeve in Black, Size: S/M | J1010866-031