Long sleeve thermal top layer designed for maximum protection from cold and wind during water sports. Made from an ultra-lightweight and stretchy material, it offers excellent thermal insulation and is suitable both for wearing under a wetsuit and on its own in warmer conditions. With quick-drying and breathable fabric, UV protection (UPF 50+), antibacterial coating and flat seams for extra comfort, this top is ideal for surfing, sailing and other water sports in cold or temperate waters.