Carbon Fiber Shoe Arthritic Insert,Rigid Insole,1 piece 21.5cm(Fit Men Size 5/Women 6)

Carbon Fiber Shoe Arthritic Insert,Rigid Insole,1 piece 21.5cm(Fit Men Size 5/Women 6)

Maximum stiffening and minimal flexible carbon fiber insert, Treatment for for mid-foot arthritis, advanced hallux rigidus post-op care of foot and toe surgeries, or other conditions requiring minimal movement of the foot. Carbon fiber insert thickness:1.2mm , it is light and thin. They can be worn on your right or left foot. And the insert must be placed directly under the removable shoe insole or under orthotic. For proper fit carbon fiber insert must be ¼ - ½ inch (approximately 1 cm) shorter than removable insert in shoe (because it is stiff), If in between sizes or half sizes round down to smaller size, and you should use this very-rigid insole below your original removable insole. Carbon fiber material is used in medical,airplanes, space technology, race cars and sporting goods equipment for the unique combination of lightweight, high stiffness and durability. Very thin thickness of carbon fiber sheet has enough hardness and strength. Package include: 1 piece pure carbon fiber insole/insert.