The Devonshire polo shirt, hued here in airforce blue, is a premium take on a sportswear classic. It's knitted from a wool and cashmere-rich blend for a sumptuous handle, then is topped with an open collar. Style it with trousers and trainers for a laid-back edit with a refined slant. Open collar. Long sleeves. Cashmere blend fabrication. The model is wearing a size M.