Color Changing, Cold Activate Bottle Caps, pack of 48
10 Item Items
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Crowns start to change to blue at 46.4 degrees and at 41 degrees they are at their maximum blue tonality indication. Standard size Pry off crowns corks 26mm.
Excellent reliability and compatibility with the glass ends. Liner : Dry Blend ( PVC Free ). Oxygen Scavenger. Oxygen Barrier. Steel type: TFS and ETP.