Amazon.com: 1 Piece Frosted Clear Acrylic Tube 4” OD x 3 3/4" ID x 8" (7 7/8") Inch Long - 4" Diameter : Industrial & Scientific
Small Parts - TPC-063/10-24 -TPC-063/10 Polycarbonate Tubing, 1/2" ID x 5/8" OD x 1/16" Wall, Clear Color 24" L: Industrial Plastic Tubing: Amazon.com: Industrial & Scientific
Small Parts - TPC-063/10-24 -TPC-063/10 Polycarbonate Tubing, 1/2" ID x 5/8" OD x 1/16" Wall, Clear Color 24" L: Industrial Plastic Tubing: Amazon.com: Industrial & Scientific
PEEK Semi-Flexible Tubing, 0.006" ID x 0.062" OD x 0.028" Wall, Thickness 25' Length (Pack of 1): Industrial Plastic Tubing: Amazon.com: Industrial & Scientific
Amazon.com: MECCANIXITY Acrylic Pipe Rigid Round Tube Clear 12mm ID 16mm OD 305mm(12") for Lamps and Lanterns,Water Cooling System : Industrial & Scientific
Amazon.com: Polycarbonate Rigid Round Tube, Clear, 1-1/4" ID x 1-1/2" OD x 12" L (Pack of 2) : Industrial & Scientific