The Flour Prokeeper has a 4 QT capacity Flour Keeper has high quality construction with a silicone seal for airtight storage, Keeper has measurement markings to clearly display remaining flour, Leveling bar clips across the bin for easy, mess-free measuring (or it can snap and store under the lid). There is an easy catch latch that holds the lid tightly closed. Easily holds 5 LB bag of flour with room to spare. Measures 8"L x 6.5"W x 8.25"H.