Will Fit:
- 4 oz. Cobalt Blue Boston Round
Cone lined caps such as these provide an exceptional amount of security when fitted to a bottle. The air-tight seal ensures that there is absolutely zero chance of leakage when the cap is adequately tightened. The professional quality of these caps means that there's zero chance of any liquids evaporating or becoming contaminated by outside sources. Pairing this cap with any of our range of bottles that share the same closure size ensures that you're getting value for money and premium quality safety.
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