THIS MEN’S SHOE IS FOR: Neutral runners seeking premium comfort and smooth performance—perfect for long runs, daily training, or recovery days. Designed to deliver plush cushioning, a distraction-free fit, and fluid transitions so you can focus on enjoying every mile, no matter the pace or distance. This Glycerin 23 is a certified PDAC A5500 Diabetic shoe and has been granted the APMA Seal of Acceptance. Predecessor: Glycerin 22. ZONAL DNA TUNED CUSHIONING: Upgraded nitrogen-infused DNA TUNED midsole now includes 2mm more cushioning in the forefoot, creating softer landings and more responsive toe-offs. This adaptive foam delivers a luxurious feel with every step, while supporting consistent performance across longer distances. PLUSH, ENGINEERED UPPER: Newly enhanced triple jacquard warp-knit upper delivers a plush, comfortable fit with just the right amount of stretch and structure. Breathable and foot-conforming, this modern upper wraps the foot securely while reducing hot spots and pressure during extended wear. SMOOTH & STABLE TRANSITIONS: A wide platform paired with strategic midsole sculpting allows the heel and forefoot to work in harmony to promote balanced movement and seamless heel-to-toe transitions. EVERYDAY CUSHIONED COMFORT: With its 8mm offset and premium midsole package, the Glycerin 23 is built to handle high-mileage comfort and daily versatility. From easy jogs to weekend-long runs, this soft yet resilient trainer offers the plush ride neutral runners love without sacrificing durability or stability.