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Amazon.com: Thermoplastic Natural Santoprene Flexible Rubber Tubing Hose FDA 73A 3/8" ID x 9/16" OD x 3/32" Wall thickness (Available in 25 ft, 50 ft, 100 ft, 200 ft) (100) : Industrial & Scientific
NORPRENE Tubing: Thermoplastic Elastomer, 50 ft Tube Lg, Shore A: 61, 1/2 in Inside Dia., Black - 2DCE5|AFL00036 - Grainger
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