Thermal long John Trousers. Perfect for outdoors or cold environments this base layer provides the wearer an additional source of warmth, while still allowing the body to breath and enabling a full range of movement. A comfortable fit that is close to the body and virtually unnoticeable under everyday work clothing. Soft, polyester/viscose fibre. Good insulation against cold conditions. Lightweight material. Heat seal labelling for irritation-free fit. Essential later for cold temperatures. Ideal for; Warehouse / Distribution. Construction / Trade. Engineering / Fabrication. Farming / Agriculture. Rambling / Walking. Winter sports.