Also referred to as a contoured nappy. This tends to be a flat nappy that has been shaped to fit more snugly then a flat nappy. These tend to be laid inside a waterproof wrap, or fastened with pins or a snappi. They can also be used as a booster or additional soaker inside another nappy

shaped to fit by or as if by altering the contours of a pliable mass (as by work or effort); "a shaped handgrip"; "the molded steel plates"; "the wrought silver bracelet"

Generally an hour-glass shaped nappy which requires little or no folding. Also know as Fitted.

having the shape of; "a square shaped playing field"