1.Long life cycle 2.High burst strength 3.Excellent heat resistance 4.From ... blue or follow the color codeAdvantageGood Ozone resistance, aging resistance, high/low temperature resistance, acid/alkali resistance, weather resistance, abrasion ... with barcode; b. carton outside, 46*34*34 cmNot-standard packing: follow customers' requirementVarious colors & sizes for your reference. Long service life ...