The Brooks Glycerin 22 shoes feature nitro-infused DNA Tuned with dual-size cell technology that provides plush landings and energizing toe-offs. Their enhanced double jacquard warp knit upper offers extra comfort while the lace-up closure ensures a perfect fit. These sneakers are made of an EVA insole and nylon lining. Experience superior comfort and durability wearing these lace-up shoes. Heel pull loop. Round toe silhouette. Rubber outsole. PDAC A5500 Approved: Pricing, Data Analysis and Coding A5500 Diabetic Medicare Coding is awarded to footwear that is available in three or more widths, with a removable insole (sock-liner). These attributes may allow a footwear style to be deemed an extra-depth shoe. It also allows individuals to pay for their footwear through their Medicare. PDAC must be applied for on a yearly basis and is not automatically available to styles that meet its criteria. For more specific info, visit the Medicare website or call 1-800-MEDICARE APMA Approved: The American Podiatric Medical Association Seal of Acceptance is awarded to products that promote good foot health and are substantiated by a committee of discerning podiatrists by wear-testing and review of the application and supporting documentation. APMA Acceptance must be applied for and is not automatically available to styles that meet its criteria.