Salomon ACS Pro Shell reworks the ACS Pro silhouette with a protective, breathable shell for warm-weather running and versatile off‑trail use. Key attributes: Black | Synthetic / Textile | Breathable 3D mesh | agileCHASSIS for stability and dampening | EnergyCell midsole cushioning | contaGRIP® all-terrain outsole | QuickLACE one-pull tightening | OrthoLite® diecut sockliner for cushioning | Lace pocket for Quicklace storage | Shell-inspired protective upper | 3D open mesh upper | Lace pocket | Dimensions & fit: Heel-to-toe drop: 10 mm | Weight per unit: 13 oz | Composition & care: Upper: Synthetic / Textile | Lining: Textile | Outsole: Rubber | Insole: OrthoLite® | Material: 3D Mesh (upper)