DUAL COMPATIBILITY: Innovative two-sided design fits both regular and wide mouth Mason jars, including Ball and Kerr brands.-Important: Please refer to the operating instructions in the product video
VERSATILE DESIGN: Features a built-in straw hole with stopper plug for convenient drinking or sealing when needed
SECURE SEAL: Silicone material provides an airtight seal to keep contents fresh and prevent spills
EASY TO USE: Simply stretch the flexible silicone lid over jar rim and press down for a secure fit
DURABLE CONSTRUCTION: Made from food-grade silicone that's heat-resistant and dishwasher safe for long-lasting use
