Details About Women's Brooks Glycerin GTS 23Women's Brooks® Glycerin GTS 23 :: Enjoy premium cushioning with added stability in your Women's Brooks Glycerin GTS 23, built for plush comfort on every run. The new engineered triple jacquard warp knit upper wraps your foot in soft, breathable support, while even more DNA TUNED cushioning delivers ultra-smooth landings and lively toe-offs. GuideRails technology helps keep excess movement in check so you stay aligned and comfortable as miles roll by. Your Glycerin GTS 23 blends luxurious softness with reliable structure for your most effortless runs yet.