1. Material: aluminum alloy frame, fog silver surface treatment, tube diameter: main frame 25.4MM tube thickness: 1.25MM;. 2.Equipped with a lid toilet, you can get out of bed to toilet, closed odor, corrosion-resistant and easy to clean; 3.PVC material mother and child sitting board, the product through the in vitro cytotoxicity test, the use of skin contact with non-toxic non-stimulation, quality assurance (can provide third-party test report); 4.Front wheel using 4 inch universal wheel, rear wheel with 8 inch fixed with brake big wheel, PU tread, mute and wear-resistant; 5. Load capacity: 150kg