Footgel WORKS PLUS insoles prevent joint and foot pain.The insoles especially protect the knees and the lower back. The patented design of the insoles absorbs shocks and reduces pressure on the joints. The first layer ensures comfort because it is made of a quick-drying technical fabric that has antibacterial, anti-allergenic and thermoregulating properties. The second layer is made of a breathable technical foam with activated charcoal and serves to eliminate moisture and odour. The third layer is made of gel, which absorbs impacts and protects your ankles, heels, knees and hips. Perforations facilitate airflow to keep your feet dry.