Small Parts - TPC-125/16-24 -TPC-125/16 Polycarbonate Tubing, 3/4" ID x 1" OD x 1/8" Wall, Clear Color 24" L: Industrial Plastic Tubing: Amazon.com: Industrial & Scientific
Amazon.com : Source One Deluxe Clear Acrylic Tube 3 Inches Thick (12 Inch, 3 Inch Wide) : Office Products