adjustable heavy-duty medical shower chair bath bench stool seat & backrest

1. made of aluminum alloy material, eco-friendly pe backrest and seat, waterproof, anti-corrosion and not easy to rust 2. it has passed the sgs test and the fda authentication 3. it has a drainage outlet on the surface, and the surface of the seat board features clear and anti-skid texture, also there are 12 drainage holes to avoid soak in the water, which is comfortable 4. it has handrails on both sides of the board, easy to move