This laid-back combo of a dark green crew-neck sweater and khaki chinos is super easy to put together in no time, helping you look amazing and prepared for anything without spending a ton of time combing through your wardrobe. Bump up this whole outfit by finishing off with dark brown suede brogues. So when spring is in the air, you'll find this look to be your everything. And if we're talking style tips for gents in their thirties, this combo is perfect.