Features: _x000D_1. Made of high quality plastic, durable to use. _x000D_2. There are six holes and six column for you, you can put test tube on it. _x000D_3. High temperature resistance, the maximal temperature can be up to 100 _x000D_4. It can put test tube which diameter is less than 25mm. _x000D_5. Suitable for put in the laboratory. _x000D_ _x000D_Specification: _x000D_Condition: Brand New _x000D_Material: Plastic _x000D_Color: White _x000D_Weight: Approx. 115g / 4.1oz _x000D_Hole Diameter: Approx. 25mm / 1.0in _x000D_ _x000D_Package List: _x000D_1 * Plastic Test Tube Rack _x000D_ _x000D_Note: _x000D_Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 1Made of high quality plastic, durable to use. 2There are six holes and six column for you, you can put test tube on it. 3High temperature resistance, the maximal temperature can be up to 100 4It can put test tube which diameter is less than 25mm. 5Suitable for put in the laboratory.