This disclosure provides systems and methods for an adjustable reusable diaper. Some systems include a reusable diaper including a sealing apparatus configured keep fluid sealed within the diaper. The sealing apparatus may include one or more elastic members and one or more gussets where one elastic member is threaded through channels of the one or more gussets. Some systems include a reusable diaper and one or more soaker pads configured to be attachable to the reusable diaper. The soaker pads may be of varying sizes and shapes and can be selectively attached to the reusable diaper to effect different absorption volumes and patterns within the diaper. The soaker pads may be received in one or more pockets of the reusable diaper. Some systems include one or more openings to a pocket to allow a user to more efficiently attach and position one or more soaker pads in a reusable diaper.