Recommended for consumers seeking all day comfort for their feet & consumers standing for long periods of time: workers students and travelers Recommended for: Daily wear - absorbing shock to reduce foot fatigue and sore feet & For workers - acts like an anti-fatigue mat in the shoe Best for use in: Any casual or athletic shoe Components: Heel thickness - 8.00mm [5/16 ] Forefoot thickness - 5.00mm [3/16 ] Thickness at toe - 3.00mm [1/8 ] Material - TPR Gel Fabric - Polyester withSilpure Antimicrobial Instructions: 1.) Remove existing insole (some brands of shoes glue the insole to the shoe but careful removal will not damage the shoe) 2.) Insert the Spenco┬⌠Gel Insole into the shoe 3.) Trim with scissors if necessary Care: Hand wash with warm water then air dry TPR Comfort Gel thermoplastic rubber combines superior cushioning and energy return for ultimate comfort Metatarsal Arch Support relieves pressure from the ball-of-foot Top Cloth with Silpure Antimicrobial helps eliminate odor causing bacteria and reduces friction Stability Cradle supports the arch and heel for greater comfort and helps to make it easier to place into the shoe 3-POD Cushioning System absorbs impact at heel strike One-Year Unconditional Guarantee