... resistant,hot resistant,anti-impact 2.With water buffer elasticity traffic water barrier: Characteristics:1.One time forming, ... resistant,anti-impact,not easy to bend2.With water in it ,the buffer elasticity will be better ... bright and it is attractive in the night Feature:Length1650mmTop150mmBottom500mmHeigth650mmWater capacity250kgTensile strength16.44MPaElongation at Rupture264%Impact Strength20kj/ ...