For a look that's pared-down but can be worn in a ton of different ways, make a blue denim shirt and olive cargo pants your outfit choice. All you need now is a pair of navy canvas low top sneakers. Keep this combination in your front hall wardrobe when warmer days are here, and we promise you'll save a lot of time planning what to wear on more than one morning. Ideal if you're looking for some incredibly inspiring relaxed casual style for 20-year-old gents.