Cork Ring Flask Holder 120mm Lab Support

1 Select high-quality, environment-friendly and high-density synthetic cork 2 The flask holder is pressed by high temperature and pressure, and the thickness is 30mm. 3 Acid and alkali resistance, corrosion resistance, heat resistance, heat insulation 4 Good elasticity,strong friction coefficient,make sure the flask can place stably 5 Suitable for all kinds of round bottom glassware, convenient and practical

What's in the box
1 x Cork Ring Holder