With its tonal check pattern, this Elm suit jacket from Kin by John Lewis will exude contemporary sophistication. Crafted from a wool blend in a modern slim fit, it is fully lined and features a one-button front, elegant peak lapels, flap side pockets, a welt breast pocket, four-button cuffs, and two vents to the reverse. Combine with the matching trousers, a slim-fitting shirt and skinny knit tie to complete a dapper formal look.