- Product Info
Turnover stoppers create a very effective double seal for narrow aperture containers. External serration creates an excellent internal seal with the flexible turnover sleeve creating a secure seal on the container's outer neck. The head is easily pierced with a hypodermic needle.
- External serrations on plug
- Turnover sleeve folds down over the containers outer neck and creates a secure seal
- Easily perforated with hypodermic needles
- Available in red or cream
- Packs of 10.