Hygenic Natural Rubber Tubing Box 11380 by Hygenic GROUP: Lab Equipment & Accessories:Hematology:Controls/Calibrators Item Description: Translucent Amber Tubing, 3/16"-ID x 1/82"-Wall x 7/16"-OD, 50 ft/Box Packaging Desc: Tubing Rubber Amber 3/16X1/850Ft/Box Country of Origin: US Harmonized Tariff Code: 4009.10.000 Product Description: Made of natural rubber; seamless, flexible and smooth. Excellent tensile strength. Packaged on reels or coiled in boxes as indicated.