Niche
The Army Navy Store - http://www.armynavystoreinc.com/
Your source for the largest selection of new (and used) camouflage clothing for adults and children, custom printed military and medical alert dog tags, military outerwear, footwear, and much more.
Special Forces Gear - http://www.specialforces.com/
Offers a great selection of military, special operations and law enforcement gear along with a unique t-shirt and gifts line catering to large and small units designed to help boost morale.