1.Material:nr/sbr/br/nbr/epdm 2. Feature:air tightness and good resistance to buckling, smoothing, anti-bending, antil-elongating and anti-aging Framework: employing fine fabric (canvas) or chemical fabric cloth. Outer layer: 1.Material: nr/sbr/br/nbr/epdm 2. Feature:the tube body is light, anti-bending of aging, ozone resistance, toughness and wear resistance visual effect is good Suitable temperature:-40 ~ +90 °c We can product the size(inner diameter)of you need, it Include:3/4, 1, 1-1/4, 1-1/2, 1-3/4, 2, 2-3/8, 2-1/2, 3, 3-1/2, 4, 5, 6, 7, 8, 10, 12, 18 ect. Laizhou kiynn rubber&plastic products co., ltd Development zone industrial park, laizhou, shandong province, p.R. China Tel: +86-535-2202188 Skype:kiynn04 Good packing, design container