This getup with a grey check long sleeve shirt and black chinos isn't so hard to pull together and is easy to adapt. Grab a pair of white canvas low top sneakers and you're all done and looking spectacular.
Grey Check Long Sleeve Shirt with Black Chinos Casual Outfits
If the setting permits relaxed styling, consider teaming a grey check long sleeve shirt with black chinos. Finish off with a pair of black athletic shoes to upgrade your ensemble.