dvanced triple-density design provides ultimate comfort, cushioning and support. Great for standing for long periods of time. Are you having the problem below : 1. Heel Pain 2. Knee Pain 3. Back Pain Spenco is here to help. Features : 1. Triple Density Design comforts, cushions and supports – Advanced design for ultimate comfort. 2. TPR Comfort Gel thermoplastic rubber - Combines superior cushioning and energy return for ultimate comfort. 3. Metatarsal Arch Support - Relieves pressure from the ball-of-foot. 4. Top Cloth with Silpure Antimicrobial - Helps eliminate odor causing bacteria and reduces friction. 5. Stability Cradle - Supports the arch and heel for greater comfort. - Makes it easier to place into the shoe. 6. Extra Heel Cushioning - Softer gel in the heel absorbs impact at heel strike.