... sheet Light weight, strong Recylable, durable Eco-friendly polypropylene blue board PP hollow sheet is an twin-wall Polypropylene boards ... made of a high impact co-polymer polypropylene resin.PP hollow sheet is eco-friendly ... requirement Weight: 200-2500GSM ColorNatural, white,black, red, grey,blue,yellow, pink, orange,green etc.Features1. Light weight, easy ...