Goldfreeze Coffee Carbon 1/2 Zip Long Sleeve Technical Base Layer Vest - An Environmentally Sustainable Second Skin. Due to the intimate nature of underwear, we prioritize the health and safety of our customers. Please ensure you carefully select the correct size and style before completing your purchase. The Company operates a strict non-returnable policy regarding underwear and similar intimate apparel. Technical Base Layer Long Sleeve Vest made with coffee carbon fabric. Eco-friendly material made with recycled coffee waste spun into yarn. Wicks away moisture and kills odours. Stand-up collar with zip. 1/2 Zip Neck. Suitable for all levels of activity. Ideal as an extra thermal layer in cold working conditions. Content: 55% Polyester, 22% Viscose, 9% Spandex, 7% Coffee Carbon, 7% Cotton. Colour: Grey. Sizes: XS - 4XL.