Store your beans in a premium coffee holder. Moisture, air, light and CO2 destroy coffee beans. This coffee can offers sealed storage, while the built-in one-way valve allows trapped oxygen and carbon dioxide to escape - otherwise they would attack and ruin the taste of the coffee.PREMIUM QUALITY - For better coffee bean storage. The stainless steel design of this container is stylish and practical, yet durable enough for the rigors of kitchen life. Use the date wheel on the lid to keep track of freshness.The coffee shop blocks out air, light and moisture to lock in the flavor. It keeps whole coffee beans and ground coffee fresh. Taste the difference in a week!