... tightness material for boats 1) excellent breaking strength 2)anti-UV, anti-oxidation & temperature, Ziyang PVC air tightness material (tarpaulin fabric ... .fire retardant, anti-microbial, oilproof, stain, acid & alkali resistance.durable with UV-protective, anti-oxidation & temperature resistant.Applicationinflatable boatsfishing boatsmotor boatswater bicyclewater ...