... Tube 1.Food grade , FDA approved ISO9001:2000 2.Any size is available 3.Any color is available FDA grade Silicone ... . red)(2) Shore Durometer: From 30A to 80 A(3) Size: OD 0.7mm-80mm ID 0.4mm-78mmMore other sizes ... Minkang St. Fuzhushan industrial park, Liaobu, Dongguan,China,523425 Small Bore Silicone Tube 0.5*1mm