The PrepWorks by Progressive Sugar ProKeeper and Flour ProKeeper storage container combines high quality construction with a silicone seal for air-tight storage Perfect Sizes to store Flour and Sugar Store 8 cups of Sugar and 15 cups of Flour with ease Leveling bar clips across the bin for incredibly easy, mess-free measuring Contains 1 Sugar Keeper and 1 Flour Keeper The 4-quart storage container has measurement markings clearly display remaining flour. The leveling bar clips across the bin for easy, mess free measuring, or it can snap and store under the lid and there is an easy-catch latch that holds the lid tightly closed. The patent pending stainless steel hinges swing wide open for no-fuss access to fill or measure and will fit into the dishwasher for easy care. The Flour ProKeeper will easily hold a 5-lb. bag of flour with room to spare! The flip-to-pour spout and contoured body make for easy one-handed use. The 2.5-quart storage container has measurement markings clearly display remaining sugar and includes an easy-catch latch that holds the lid tightly closed. The Sugar ProKeeper will easily hold a 4-lb. bag of brown sugar with room to spare!