CVault CV00050 Storage Container, 2 L, Stainless Steel inch wide silicone seal to ensure an airtight seal Top of lid can be written on with a NON-PERMANENT marker and relabeled as vault contents change Humidity Pack holder specifically designed to hold your Boveda, CVault comes with one 62% Boveda humidity pack Industrial Engineered Latch Design:Engineered to provide an airtight seal; locking in product freshness consistently CVaults AreStackable: Buy multiples of the Cvault and different varieties without storage issues ascontainers are stackable