From the product description, check product page for current description, price and availability:

• Silicone tube size: 5/16″ ID x 7/16″ OD; length: 3meters(10 ft).
• Silicone hose is made of FDA and 3A sanitary standards silicone rubber which is high quality, flexible and resistant to high temperatures.
• Insulates extreme heat and cold, works from -100°F to +500°F; It can work under mashing, boil temps, boiling wort, hot water, etc. UV resistant, gases and moisture resistant.
• Silicone rubber tubing is great for homebrew and beer line, kegerator, wine making, milk and food handling and processing, pumps,siphoning, draining, aquaponics and water/oil change.

From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.