Simplify the following text for a Grade 10 native English-speaking person.
Original: In 1882 , different colors that showed the different fielding positions each player had were added on uniforms and stockings ( garment covering the foot and lower part of the leg ) .
Simplified: By 1882 most uniforms included stockings , which covered the leg from foot to knee , and were used to differentiate one club from another . The uniforms themselves had different colors and patterns that reflected the different baseball positions .