?FOOT SUPPORT?This real carbon fiber insole is 1.3mm thick. The slim and thin stiff insole reduces the pressure between the metatarsal joints and toes and helps reduce foot pain and foot recovery. You can use them for turf Toe, Morton Toe, foot fractures, mid-foot sprains, metatarsal stress fractures, arthritis, hallux rigidus and limitus. Prevention of recurring chronic injuries. ?EXACT MATCH?Please select your insole length according to your shoe size from the fifth picture. The carbon fiber liner must be 0.4 - 0.6 inches shorter than the removable liner in the shoe (about 1 - 1.5 cm as shown in picture 3). We recommend measuring several pairs of your shoe's insoles and giving maybe 0.4 - 0.6 inch space which makes sure that the carbon fiber insole does not exceed the length of your current insole, so you can easily slip them in and out of your shoes. ?1 PIECE?The carbon fiber shoe insert works for either foot, just flip it over. The fifth picture shows the size chart of the rigid insoles (mm and inch). To make sure you order the right size carbon insole please measure your feet insoles. They are suitable for sports and sneakers shoes. Alternative to postoperative shoes.(1Piece). Suggestion: For more comfort, please put the carbon fiber insoles for men under the original insoles. ?PAIN RELIEF?Arthritis shoe inserts stiffens the insole enough to keep your toes from over-extending, without restricting or changing your natural stride. Insert still allowed some movement but reduced pain from too much movement. Easy use. The Carbon fiber insert can be used in different athletic shoes like sneakers, hiking boots, baseball, tennis, golf, football, or basketball shoes. Not for dress shoes and high heels. ?WHAT IS CARBON FIBER Carbon fiber is always called “The King of Material", sometimes known as graphite fiber -- is a strong, stiff, lightweight material that is five times stronger than steel. It has the potential to replace steel and is popularly used in specialized, high-performance products like aerospace, racecars, and sporting equipment. Used under the insole to demonstrate its lightweight, convenience, and rigidness.

Best Sellers Rank: See Top 100 in Health & Household. Material: Carbon Fiber. Use for: Foot. Product Benefits: Foot Pain. Color: 1pc Carbon. Brand: Docarbonfi. Country of Origin: China. : B0BCVZJZCZ. Manufacturer: Docarbonfi. Date First Available: September 7, 2022. Item model number: Mortons extension carbon fiber insole. Product Dimensions: 8.46 x 0.28 x 0.01 inches; 2.08 Ounces.