Formed nylon tube: Color: any color is available Size: from 4x0.75 to 50x2.5 Shape: As per customers' request. Material: PA12 Color: any color is available. Features: Good oil resistance performance, high & low temperature resistance,compact density, low water absorption,good dimensional stability maintainingin humid conditions, high toughness, east to be curved. Certificate: ISO9001:2000, TS16949