Harbaugh says people can wear a black cap, black turtle neck and tan khakis just about anywhere they go and still be fashion forward.
The coach's website even features high-end couture for any occasion.
Team headquarters has been besieged by an avalanche of demand for the stylish threads, directing all requests to Harbaugh's website.
For a limited time if shoppers type a promotional code during checkout, they will receive 65 percent off of all merchandise.
The code: April Fools!