With update cushioning, the Brooks Adrenaline GTS 23 running shoe offers a perfect balance of support and softness for a smooth, soft ride. This recycled pair sports GuideRails® technology, DNA LOFT v2 cushioning, and an engineered air mesh upper. TECHNOLOGY. Run Type: Road. Pronation: Neutral. Surface Type: Road, Track. Engineered air mesh upper. DNA LOFT v2 cushioning midsole. GuideRails® technology adds support by keeping excess movement in check. Weight: 10.1oz / 286.3g. Shop Brooks running shoes. Want more info? Learn how to buy running shoes. Engineered air mesh fabric upper. Lace-up closure. Round toe with bumper. Padded collar & tongue. Textile lining. Cushioned footbed. DNA LOFT v2 cushioning midsole. GuideRails® technology. Rubber traction sole. Color: black