Brooks Women's Glycerin GTS 22 SneakersExperience pure comfort while you conquer your miles in these plush energizing Glycerin road running sneakers. Breathable, engineered double jacquard knit mesh upper GuideRails holistic support technology helps support your body's natural motion path while keeping excess motion in check Turned heel and forefoot helps promote a smooth heel to toe transition DNA Tuned nitro infused midsole Dual size cell technology, the larger cells in the heel provide