Sealing breast milk or baby foods.
Fit for Simba standard bottle neck cap, or the neck cap which is 3.8cm.
Features：
Selected food grade silicone material. High heat sterilization and freezing resistance available.
SGS certified, BPA Free.
Patented ring shaped hook, easy to install.
Perfectly fits standard neck bottles, prevents breast milk contamination.
Neck Dimension：
Fit for Simba standard neck feeding bottle.
Simba Standard neck silicone discs with width 3.8cm(1.5 inches). Use with other brands feeding bottle please refer above dimension.
Materials：
Silicone(-20℃ ~ +120℃)
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