Feel like you're running over clouds while you pound the pavement. The Glycerin 19 have been updated with reconfigured with more DNA Loft foam in the midsole so you get a seriously floaty feel for a smooth, easy ride. New materials in the mesh upper provide a snug, yet flexible, fit. 3D print mesh upper provides stretch and structure for a comfortable fit. Comfort Collar is comfortable around your ankle. OrthoLite sockliner cushions underfoot. Full-length DNA LOFT foam midsole is plush without sacrificing responsiveness. Omega Flex Grooves increase midsole flexibility. HPR Plus abrasion-resistant rubber in heel and blown rubber in forefoot.