The whole 304 altzairu herdoilgaitzezko materiala, anti-corrosion, anti-acid does not rust, the thickness of 1.2mm cage material, the cage door with a diameter of 8mm and 6mm diameter wire composition, foot gird with a diameter of 10mm and 4mm diameter wire, Thickness of 0.88mm, the bottom of the wheel using high-intensity round of the universal brake wheel.