absorbs 250 lbs of force to return 58% more energy into every step;twelve steel springs (five under the heel and seven (removable) springs under the ball of your foot absorb shock and lessen strain on your joints to help relieve pain in your back hips knees ankles and feet;deep heel cups provide additional support and stability and arch supports provide even more cushioning.;perfect for relief from plantar Fasciitis. a ventilated diamond pattern helps maintain air circulation and insoles have an antibacterial/anti fungal natural covering;trim for a perfect fit, can be used with most footwear, one size fits all, includes a size chart to cut to size

• Super Springz Spring Loaded Shoe Insoles for Men & Women, with Massaging Gel, Orthopedic Arch Support, and Antibacterial Fabric

Super Springz Spring Loaded Shoe Insoles for Men & Women, with Massaging Gel, Orthopedic Arch Support, and Antibacterial FabricSharper Image