Lonsdale deluxe 20ft training ring uk mainland delivery only the lonsdale deluxe 20ft training ring benefits from a 3 5mm heavy gauge steel construction with colour coded frame work that requires no tools and can be quickly assembled in 45 minutes coupled with the 18mm plywood boards offering a solid base this boxing ring features a high quality 15mm durable shock absorbing foam underlay eliminating noise and reducing the potential for injury and comes complete with a heavy duty canvas c