Modundry Shower Stool, 6-Level Height Adjustable Shower Chair, Bathtub Shower Seat for Elderly Disabled Handicap Pregnant, Anti-Slip Bath Chair, 400 Lbs Capacity. The reinforced crossbars on the bottom of the seat cushion are cross-designed to provide extra support and can hold up to 400lbs/180kg, making it lightweight and durable.