Helinox Chair Zero, BlackIn Store and Online The small, light package of the Chair Zero steals the show by being about the size of a water bottle and weighing about a pound. Go ahead bring a chair for backpacking or hiking and have a throne to sit on while you survey the scene. Made with light, strong DAC aluminum and breathable mesh. Load capacity is 120kg. Packed size is 35 x 10 x 10cm. Assembled dimensions are 65 x 52 x 48cm. Seat height is 28cm from ground. Carrying case