Thermo CAT socks. Fully cushioned foot base protects the skin from friction and cold keeping your feet comfortable and warm all day. Reinforced toe and heel for use with safety boots. Features and BenefitsTwo pair packNatural thermo regulating propertiesFully cushioned foot base protects the skin from friction and coldReinforced toe and heel for use with steel toe bootsHigh stretch top for ease of wear with minimal compressionMachine washable at 40 degrees CelsiusBlack/grey with contrast logo Specifications Material Composition: Textile Upper Outer Material: 41% cotton + 41% acrylic + 17% polyester + 1% elastane Heel Height: 0 Fitting: Standard Fastening: Slip On Gender: Male Colour Extention: Black UK Size: Itm EU Size: Itm Safety Standard: Non Safety