For a relaxed casual look, wear a blue denim jacket with olive cargo pants — these two pieces work really well together. If you need to instantly play down your ensemble with footwear, complete your look with a pair of black high top sneakers.
Black High Top Sneakers with Blue Denim Jacket Casual Chill Weather Outfits For Men
Why not consider teaming a blue denim jacket with navy jeans? Both pieces are very functional and look awesome paired together. Avoid looking too formal by finishing off with black high top sneakers.