... '' *20M 4.Non-waterproof 380gsm art cotton canvas (Glossy Cotton Canvas roll-W), fabric waterproof : 100% cotton canvas, glossy, non-waterproof, high definition, use ... , indoor advertising & exhibiton.Detail Sepcification: Item:Glossy Cotton Canvas-WCode:FLY-HB025WComposition:100% CottonWeight:380gsmLength:24'',30'',42'',50'',60''Length:18 ...