West Marine Premium Bosun's Chair features a study 45 cm (18”) wide 1.9 cm (3/4”) plywood cored seat with a high density foam pad to provide comfort. Strong tubular webbing straps are double stitched using contrasting thread to allow for quick and easy inspection. A large detachable bag holds tools and parts (3 compartments) to free up both hands while ascending or descending the mast. Orange reinforcement highlights indicate tie-in loops. Maximum working load is 100 kg (220 lb).