5 Continuous ft. 3/4" I.D x 1/8 Wall x 1" O.D Rubber Tubing Latex Amber USA Made: Amazon.com: Industrial & Scientific
Amazon.com: Super-Soft Black Opaque Latex Rubber Tubing for Air and Water - Inner Diameter 5/16" - Outer Diameter 1/2" - 25 ft : Industrial & Scientific
Natural Rubber Latex Tubing - 1/4" ID x 1/16" Wall Amber - 50 Foot Reel: Amazon.com: Industrial & Scientific