· Safe, non-toxic PCM (Phase Change Material) freeze in refrigerator or ice water.
· Delivers a constant temperature of 58 degrees for up to 3 hours.
· Made from n-Hexadecane and n-Tetradecane
· Sealed in a 12mm polyurethane clear package
· Each package is divided into four sealed sections for better distribution
· Maintains a constant temperature of 58°F (12.2°C) for up to three hours.
· Activated in iced water or by freezing form 20-30 minutes or until solid