**These cartridges do have a silicone membrane**
These are last generation METAPROTEKT cartridges available in select sizes while quantities last.
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METAPROTEKT Cartridges are manufactured under the highest quality control in the industry
- Super fine precision tips, consistent production, and super flat soldering
- Large range of configurations
- Manufactured from medical grade polymer
- Produced with a sealed internal membrane
- E.O. Gas sterilization
- 20/ BOX