●The hose material is high quality silicone, many color and size to choose ●Min temperature: -60 C/-140 F. Max temperature: 230 C/428 F. Bursting pressure: 2MPA ●Universal Application for Connecting Turbo Piping or Intake Piping ●UV and ozone resistant. Great for marine and industrial use ●Inner diameter 2.5 inches(63mm) and thickness 5mm. Length 76mm