- It is suitable for all kinds of graduated tubes, droppers, pipettes, pipettors, etc., used to discharge air and absorb liquid.
- The contour shape and thick‑walled neck increase the grip and make it easier to use with pipettes and syringes.
- Natural rubber is made by processing and has the characteristics of strong elasticity, soft hand feeling and rapid inflation.
- Premium Quality: This item is made of high quality, heavy duty and durable materials.
- Designed for use in professional laboratories but is an ideal choice for science classrooms and household use.
- If you need custom order with different sizes/ design please contact us.
- Safely Packaged to avoid being damaged during transportation. If received broken, please provide the image to receive instant refund.
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