Thermoflow Far Infrared Bio Ceramic Calf Bands Ideal for calf and leg soreness. Soothing 4 way stretch. Tapered fit. Far Infrared Calf Bands with the therapy benefit of Far infrared. Helps ease muscle pain & inflammation, increases circulation to speed up healing in sore calf muscles. Helps Reduce Muscle Pain & Inflammation 85% Polyceramic Material / Up to 15% Elastics Polypropylene, Bio-Ceramic Minerals Naturally Atimicrobial Wicking Properties 4 Way Stretch (Tapered Fit Only) Straight Fit Or Tapered Fit Unisex Fit Reinforced Seams Soft & Flexible STYLE DESCRIPTION REGULAR FIT (STRAIGHT FIT)Measures 13″ long A stronger tension for a snug fit.Fitting; 8″ – 13″ around the calf TAPERED FIT 4 WAY STRETCHMeasure 13.5″ long, stretches to 18″ long Tapered fit larger at the top and narrower at the bottom. Soft 4 way stretch.Fitting 8″ – 13″ around the calf For best fit, measure around middle of calf muscle.Size chart is an estimate. Black tapered bands have a 4 way stretch to allow maximum coverage and flexibility. White color are clearance with a soft 2 way stretch only. While Supplies last. Calf bands are sold as singles. For a pair please order quantity of 2.