Shop the Dallas Mavericks Store at Rally House for a great selection of officially licensed hats and caps. Rally House offers the largest selection of team hats from the Dallas Mavericks including beanies, knit hats and baseball caps for Mavericks fans of all ages. With exclusive offers throughout the year, Rally House is the number 1 shopping destination for great Dallas Mavericks hats. Are you looking for other Mavericks products? Look no further! Shop Mavericks hats, apparel, and accessories. Go Mavericks! The cold weather is upon us. Make sure you are always prepared with a knit hat to keep your head warm. Rally House has the best selection of beanies for all of your favorite teams.