Our Size 1 Storage Sac is 15.5" high, 11" wide, and 3" deep. It's perfect for daily outings. Just throw it in your diaper bag and transport your dirty diapers with ease! And its use is not limited to dirty diapers, either. Use for extra changes of clothing, storage of dirty clothing, transportation of damp swimwear (LINK TO SWIM DIAPERS), shoe storage, luggage organization, etc.