Brewing Airlock & Bung Combo, 4 Pack Fermentation Airlocks and Bungs

This 4-pack of airlocks and bungs is made from durable, food-grade materials and is suitable for various fermentation projects, ensuring effective air isolation.

• The description claims the airlocks offer superior air tightness and automatic CO2 exhaust.
• The description claims the materials are food-grade and transparent.
• The description claims the package includes 4 silicone bungs and 4 airlocks.
• The description mentions a satisfaction guarantee.