Transparent Silicone Rubber Tubing Hose ID from 2mm to 15mm Medical Food Grade | eBay
Rubber Tubing – Build-It-Yourself
Food Grade Silicone Tube 4mm ID X 6mm Od Flexible Silicone Rubber Tubing Water Air Hose Pipe High Transparent - China Silicone Hose, Silicone Rubber Tube | Made-in-China.com