The KingsBox Wagon Wheel plates can be used by professional athletes and beginners alike. They are especially beneficial for taller athletes and powerlifters that have knee or back problems.Because the KingsBox Wagon Wheels have larger diameter they make loading extra bumpers easier.When doing deadlifts with KingsBox Wagon Wheels the spine stayed in a neutral position and the starting position of the deadlift is much more natural, which can help individuals that are only learning to deadlift.