ITEM NAME:Storage Stand Test Tube Rack Test Tubes Holder School Laboratory Supplies Description: - 6 holes each 22mm/0.87'' in diameter. - Able to hang test tubes or colorimetric tubes during chemical experiments, perfect for drying tubes or colorimetric analysis. - Can be used for test tubes or for non-traditional purposes like a pen holder, family tooth brush holder, or even hold your razor(s). - Made of high-quality raw wood, coated with high-quality wooden paint, resistant to chemical corrosion - Size: approx. 226x 65x 80mm/8.9x2.56x3.15 inches Package Included: 1 Piece tube rack Note: Please allow slight dimension difference due to manual measurement. Thanks!.Can be used for test tubes or for non-traditional purposes like a pen holder, family tooth brush holder, or even hold your razor(s). 1 Piece tube rack. - Made of high-quality raw wood, coated with high-quality wooden paint, resistant to chemical corrosion.