Smoke free, pet free, ships fast, great quality products, satisfaction guaranteed. Please review all photos for condition and size, as always. Brooks Adrenaline GTS 23 running shoes in a grey and purple colorway. These performance sneakers feature GuideRails holistic support technology to keep excess movement in check while you stay in your natural stride. Designed with a breathable engineered air mesh upper and DNA LOFT v2 cushioning for a soft, smooth ride. The black midsole provides a sleek contrast to the light grey upper, accented by subtle purple details and the classic Brooks logo. Ideal for road running, walking, or cross-training. 24