... Weight : 520gsm,620gsm KEDER is a technical textile reinforcement products for the sides of tent cloths, sails, tarpaulins, canvas, awnings, ... forces.KEDER is made of a specialty PVC tube with woven polyester single side PVC coated. And it is available in many ... , 680GR/SQ.M, etc Core : PVC (Transparent Code)Diameter (Out side) : 6mm, 8mm, 10mm, 12mmKEDER is designed specially for use in tents, fabric ...