sealproof unreinforced pvc 1/4-inch-id x 3/8-inch od food grade clear vinyl tubing, 10 ft, sealproof extremely flexible, pvc is suited for genera low pressure industrial applications for the conveyance of liquids and solids of suitable granular size. the tubing is made from a pvc compound that complies with fda regulations. although it is primarily intended for applications where pressure is not essential, it will withstand the pressure shown. the clear pvc tubing provides good chemical resistance, is lightweight and economically priced.