The ultimate brown sugar storage container prevents caking and hardening. Dry goods such as tea, sugar, pasta, rice, trail mix, candies, cereals, cookies, crackers, flour, dried fruit, protein powders will last 3x longer. Refrigerated items such as cheese, lettuce, parsley, basil, cut onions, scallions, zucchini, and most leafy vegetables will last 2x longer. Tightvac’s prevent weevil & bug infestations. Keeps dry goods up to 1 year and beyond! The best container for RV’s & travel, camping, boating, cottages, and second homes. Store any Tightvac conveniently on the countertop, in the pantry, the fridge, or the freezer.