The straight-style drying tubes have a small stem which is approximately 6mm in diameter, a body that is approximately 14mm in diameter, and a bulb is 26mm in diameter. They are available in three lengths.
The U-shaped style drying tubes have a tube that is 14mm in diameter and are available in three varieties.
Our products are not toys. Use in a laboratory or educational setting only. Not for children 13 and under.