Especially for beginners. More safety by step on it and stability - because of the low height of the Senso Vein Trainer it is possible to step on the ground everytime. Regulated stimuli for the stabilization system of muscles, sinews, ligaments - without sensory overload. Controlled gain of performance. Perfect adjust between the Senso Vein Trainer and the arch of foot. Effect of massage by soft Senso knobs on one side. Can be used for two-legged or knee standing space saving, because of folding and individual pressure adjustment. 440lb / 200kg weight capacity.