This pairing of a grey wool blazer and a burgundy turtleneck is hard proof that a safe look doesn't have to be boring. And if you want to instantly dress down this look with a pair of shoes, why not complete this outfit with dark brown canvas high top sneakers? When temps are dropping and fall is in full swing, you'll love this outfit as your go-to for transitional weather. And if we're talking casual outfit ideas for young guys, this outfit looks great on most gents.