The cork ring for lab flask holder is designed to accommodate a variety of round bottom flasks, making it a versatile addition to your laboratory equipment. Its soft cork construction ensures that your glassware is protected from scratches and thermal shock. Use this cork stand to stabilize your flasks during heating, cooling, or mixing processes. Its robust design ensures performance, providing you with a dependable solution for all your lab needs. Features -Color:Khaki -Material:Cork -Size:12.00X12.00X3.00cm/4.72X4.72X1.18in -Diameter: 120 mm cork construction: constructed from sturdy cork, it ensures the flask's bottom remains undamaged. -Round bottom stability: the round bottom design provides stable support for flasks, preventing tipping and sliding. -Versatile application: suitable for flasks and other roundbottom containers such as test tubes and beakers -Shock absorption and slip resistance: cork material offers excellent shock absorption and slip resistance, protecting flasks and containers from impacts and movement -Extended durability: the cork material is practical and , reducing the frequency of replacements Package list: 2 x cork flask bases