This bag comfortably holds about 5 baby-sized diapers and wet wipes. It also has an outer pocket for storing small items like plastic bags. Furthermore, it's designed for comfortable use even with commercially available wet wipe lid attachments. The magnetic flap helps prevent the lid from accidentally detaching inside your bag. Materials: Outer: 100% Cotton (PVC coated) Inner: 100% Polyester Size: Main body: Approximately 20 x 15 x 7.5 cm Wet wipe opening: Approximately 12 x 8 cm *The exterior shows some slight yellowing, but the interior has no noticeable stains.