Light Weight Oxi Jet Compression Natural Merino Ski Sock Colour:Black Wrangler Item Code: W 952617 BF3 203259100604 Wrangler Item Code: W 952617 BF3 The green iridium coating delivers enhanced contrast and reduced glare while the matt black frame keeps the style grounded and wearable across multiple outfits +Oxygen +Recovery +Energy cif certified it helps the blood and the lymphatic streams that eliminates injurious substances gradual weaving tension (merino wool+lycra® fibre) to produce a micro massage action and elastic support at the foot arch (neuromuscular bandaging) new l+r tip toe lightly padded and modeled on the anatomy of the five toes anti friction flat seam