... .M, 680GR/S KEDER is a technical textile reinforcement products for the sides of tent cloths, sails, tarpaulins, canvas, awnings, and ... : 520GR/SQ.M, 680GR/SQ.M, etc Core : PVC (Transparent Code)Diameter (Out side) : 6mm, 8mm, 10mm, 12mmKEDER is designed specially ... for use in tents, fabric structures, truck side signs, industrial curtains, ...