Check the listing for details. 5/16" ID x 7/16" OD - Platinum Cured Silicone Tubing ( 7.9*11.2 mm). Condition: New. Listed at 7.00 USD. 5/16" (ID) x 7/16" (OD) Pure Silicone Tubing Versatile size that fits many small appliances (brewing apparatus, water line, etc). Good wall thickness, does not collapse easily. Made extra stiff than typical for silicone to resist collapsing. Silicone stretches, this hose can fit over larger barbs. Advantages of siliconeUV resistant; does not deteriorate outdoorsExtremely flexible and stretchyDoes not collapse when bent like PVC tubing BPA and lead free; food safe, medical safeExtremely durableInsulates extreme heat and coldWorks from -100°F to +500°F Specifications5/16" inner diameter7/16" outer diameterFDA Food Grade SiliconeTranslucent color; 70A hardnessPlatinum cured Volume Discounts Orders over 100 feet can be sold at a substantial discount; please contact us for a quote. Maximum continuous length is approximately 800 feet per roll. International Shipping The shipping calculator will give you a fairly accurate rate for smaller quantities, but for larger orders, please message us with your address and we will find the best shipping rate for you.