The Trakker Big Z thermal cover is the ideal compliment to any sleeping bag during the colder months, but is also a great piece of kit in the summer when a sleeping bag is just too warm. Manufactured from a strong, breathable and waterproof fabric and lined with a warm pile thermal fibre perfect for keeping that heat in when it matters. Attaches to bedchair via four buckle points. Finished in the standard Green Trakker colours.