These Wheeled PVC Poultry Pen Plans are intended primarily for the DIY'er who's pasture-raising a flock. Downloaded free from Circo's website, the building plans, available in two sizes, consist of schematic drawings, list of materials, and assembly instructions. The pens when completed have a mesh-wire roaming area, roofed/paneled nesting box and roosts, door, plus wheels with axle. The materials lists include the quantities/lengths of PVC pipe, grizzly panels, roofing material, and PVC clamps, fittings, connectors, etc., all of which can be purchased from Circo.