- Improved bag sealing
- Freezer safe
- Leak-proof double zipper seal protects against leakage
New leak-proof double zipper seal protects against leakage. The bags are self-standing, freezer safe and can be used with all disposable bottle holders.
New leak-proof double zipper seal protects against leakage. The bags are self-standing, freezer safe and can be used with all disposable bottle holders.