Printing oil from France without the content of lead & cadmium; Contain NO poisonous substances to human body,BPA-free . One handle folding;. Safety self-locking ability;. With removeable front tray and top tray;. Three positions for reclining backrest;. Front and rear vibration avoidance; . Orientable front wheel two -spring support;. Front and rear 7 "*6 wheels; . One-step braking ability for ...