Description Do you want to have a convenient and practical labs support ring? If you want, then you can consider our product. Available in different diameters to securely hold various sizes of separatory funnels and other instruments, an good choice to satisfy your needs. Features - Material: Iron. - Size: 21.00X7.50X3.50cm/8.25X2.95X1.38in. - High-quality iron material, high temperature resistance, corrosion resistance, to meet your experimental needs. - It is a good helper for you to do experiments, putting on net can heat the flask to make it evenly heated. - , corrosion resistant, acid resistant, rust proof and sturdy constructed. - Available in different diameters to securely hold various sizes of separatory funnels and other instruments, an good choice to satisfy your needs. - Commonly used for chemical reactions, filtrations, and experiments in laboratories, , schools, hospitals, researches, and so on. High-quality iron material, high temperature resistance, corrosion resistance, to meet your experimental needs. It is a good helper for you to do experiments, putting on net can heat the flask to make it evenly heated. , corrosion resistant, acid resistant, rust proof and sturdy constructed. Available in different diameters to securely hold various sizes of separatory funnels and other instruments, an good choice to satisfy your needs. Commonly used for chemical reactions, filtrations, and experiments in laboratories, , schools, hospitals, researches, and so on.