--Different kinds of hollow sheet,thickness from 2-7mm available,different sizes available as customizable --folding,convinent Features:1*dispay box is made of PP material,with a strong waterproof,shock cinveninent to carry,2*dispay box can be used for production of plate,knife cards,boxes,3*more enviromentally friendly than cardboard boxes,cartons ordinary life 7 times,4*color,mostly blue,black, ...