... corrugated paper 2.Regular gramage: 165gsm,288gsm,320gsm 3.Features:Flute: F, E, S Specifications : 1.Plain color corrugated paper 2 ... .Regular gramage: 165gsm,288gsm,320gsm3.Features:Flute: F, E, SProduct Details: Colorwhite,black,pink,fuchsia,orange,yellow ... system,complete after-sale service.7. Welcome OEM service . f flute corrugated paper