HyperViz Reflect Overshoe Socks Anti-abrasion knitted yarn was used to provide long-term durability. Fabric Content: 92% POLYAMIDE – 8% ELASTANE Hyper Green and Black is paired with unique reflective trims to drastically increase your visibility to motorists 24-hours a day. Made for riding in transitional weather. Reflective band across the top increases your visibilty to motorists in low-light conditions. Two-hole cutout on the sole makes it compatible with road shoe cleats and walking pads.