12% SILVER HEATED RAYNAUDS GLOVES NO STITCHING OR SEAMS AND WITH 95% (FIR) REFLECTIVITY AND INNER ENERGY THEY WILL MAINTAIN NATURAL WARMTH TO YOUR BODY TEMPERATURE FOR THE LIFE OF THE PRODUCT, THEY INVIGORATE AND IMPROVE THE WARMTH OF YOUR HANDS AND FINGERS, FOUR WAY LIGHT STRETCH FOR IMPROVED FIT AND COMFORT. DESIGNED TO PROVIDE OPTIMUM SPACE AND COMFORT TO WEAR IF YOU HAVE SWOLLEN OR DISABLED HANDS OR FINGERS, GREAT FOR ARTHRITIS, SEAM FREE AND FLEXIBLE ALLOWS YOU TO OPERATE A MOBILE OR CASHPOINT, SILVER DIRECTED TO THE SKIN HAS EXCELLENT HEAT RETAINING PROPERTIES AS IDENTIFIED IN RECENT CONSUMER WEAR TRIALS FULLY MACHINE WASHABLE