1940s and 1950sThe 1940s witnessed theNew Orleans Saints Jerseys beginning stages of teams placing their logos on the sides of helmets. In the 1950s, teams were in need for their own sense of style, and the plastic helmet became the norm by the end of the decade.1960s and 1970sThese times led to a very wide variety of uniforms featuring bright and dull colors. The face mask feature of modern helmets was first introduced in the 1960s.1980s and 1990sNot much happened with uniforms in the 1980s, but the 1990s marked a significant decade of uniform activity.http://www.buychinajerseysaz.com Many teams made uniform changes, several expansion teams arrived, many relocations occurred, and jersey salesNew York Giants Jerseys became a major part of merchandise revenue.2000sTeams are allowed to wear throwback or alternate uniforms up to three times a year. On the Thanksgiving Day games, teams wear throwback jerseys as tradition.