Insulating the bottle helps maintain pressure by keeping heat in the bottle when it's cold, or heat out when it's hot outside. The blankets are made of rugged, easily cleaned Nylon outer shell with insulation. It's also an excellent dress up accessory and perfect for covering battle-scarred bottles.

Product Features:

• Helps Maintain Pressure
• Keeps Heat In Bottle
• Keeps Heat Out
• Nylon Outer Shell
• Rugged/Easily Cleaned
• With Insulation
• Dress Up Accessory