Prepare for smooth transitions with the Glycerin GTS 22, featuring DNA Tuned, the latest midsole technology that seamlessly blends and integrates dual-size cells, ensuring a balance of luxurious cushioning and energetic toe-offs plus GuideRails support keeps excess motion at bay to help stabilization. The Brooks Glycerin GTS 22 is a certified PDAC A5500 Diabetic shoe. Predecessor: Glycerin GTS 21.