acetate polymers and mixtures thereof one preferred embodiment of a kit for a harness device 10 comprises a clamp 12 attachable to a push bar of a stroller 42 a joining bar 14 attached to the clamp 12 a ball joint 16 attached to the joining bar 14 an elongated vertical slot joint 18 slidably attachable to the ball joint 16 a base plate 20 attached to the vertical slot joint 18 waist belt 22 attached to the base plate 20 a first belt coupler 24 attached at one end of the waist belt 22 a second belt coupler 26 attached at another end of the waist belt 22 wherein the first and second belt couplers 24 and 26 respectively are attachable together and a spring lock 40 attached to the base plate 20 an optional belt loop 28 may be added to the kit in which the optional belt loop 28 is slidably attached to the waist belt 22 an optional pressure pad 38 may be added to the kit in which the optional pressure pad 38 is attached to the waist belt 22 one preferred embodiment of a method of using a kit for a harness device 10 comprises the steps of affixing grabbing grasping jogging locking obtaining placing pushing running sliding walking and wrapping the obtaining step comprises obtaining the kit comprising a clamp 12 attachable to a push bar of a stroller 42 a joining bar 14 attached to the clamp 12 a ball joint 16 attached to the joining bar 14 an elongated vertical slot joint 18 slidably attachable to the ball joint 16 a base plate 20 attached to the vertical slot joint 18 a waist belt 22 attached to the base plate 20 a.