Through cooperation with the blackboard we have created a unique product to control foot discomfort. Biomechanical function that makes the foot more flexible. Indicated for general foot discomfort, blockages, heel pain, hallux valgus, foot tension, plantar fasciitis, metatarsalgia, heel spur, hallux rigidus, poor foot statics, foot spasticity, sensory alterations in the sole of the foot, pain in the ball of the foot and diabetic foot. Developed and manufactured in Germany in collaboration with renowned sports scientists. Safe plastic free of harmful substances. Measurements: Width 8.4 cm, Height 17.5 cm, Length 2.6 cm, Weight 0.082 kg.