Viking Guards Calf Compression Sleeves will have you performing your best in no time. Compression provides support to your muscles, promotes circulation which aids in recovery and stamina. BENEFITS OF VIKING GUARDS CALF COMPRESSION SLEEVES: INCREASED MUSCLE STAMINA AND RECOVERY INCREASED CIRCULATION SKIN PROTECTION REDUCED SWELLING AND FATIGUE INCREASED AWESOMENESS The sleeves are made in America and come in 2 sizes: S/M for calf sizes up to 14 inches, and L/XL for calf sizes 14 to 18. If you are on the size border for S/M, we suggest getting the larger size. Also included is a Viking Sticker.