uxcell PVC Hose Tube, 7mm(0.27") ID x 10mm(0.39") OD 1.5m/4.9ft Clear Vinyl Tubing, Plastic Flexible Water Pipe - - Amazon.com
1 Foot Long plastic plexiglass tubes, Clear acrylic PVC pipe transparent for 3 inch PVC fittings, 3 1/2 inch 89mm diameter tube, 1/10 inch thick tubing : Amazon.ca: Industrial & Scientific
Transparent Antifreeze Garden Hose for Gardening, Agriculture, PVC Rubber for Watering Internal Diameter mm 25 - 1 Inch Sold by the Metre (10) : Amazon.com.be: Garden