An article includes a chassis and a belt to be placed around the waist of a wearer and separable from the chassis. A front and/or rear portion of the chassis includes a pair of first fasteners detachably attachable to the outer surface of the belt and separated by a first distance. The chassis includes a pair of first stretch markings related to the first distance. The belt includes a pair of second stretch markings marking a second distance when in a relaxed state and a predetermined third distance when in a stretched state. In a relaxed state, the first stretch markings are positioned in conjunction with or within the second stretch markings allowing the chassis to be attached to the belt in the relaxed state via the first fasteners and allowing the belt to be stretched into the third distance without jeopardizing the fastening of the first fasteners.