Cold Activated Crown Caps

Cold Activated Oxygen Barrier Crown Caps- 144 count - Crowns start to change to blue at 46.4 degrees and at 41 degrees they are at their maximum blue tonality indication. Intermediate 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.