The 400 Ultimate gives you the best of both words! Waterproof and breathable Classic Canvas (320 gr/m² or 9.5 oz/yd²) and a heavy duty water impenetrable ground sheet to keep you warm and dry. When its hot you can unzip the side walls and roll them up for maximum ventilation. Four meters (13ft 1in) in diameter with 12,5 m² (134 ft²) of floor space; the 400 is easy to pitch and packs down to easily fit in the trunk of a Smart Car. Ideal for 2-4 people and 3 season camping. For added comfort check out our full range of wood burning stoves on our camping accessories page.