标题（Title） 一般不超过80个字符
MLBShop.com | MLB Store, Baseball Hats, MLB Jerseys, MLB Gifts & Apparel at the Official Online Store of the MLB
（116 个字符）
关键词（KeyWords）一般不超过100个字符
MLB Shop.com, Official MLB Shop, Official MLB Store, MLB gear, baseball jerseys, baseball caps, baseball t-shirts, baseball cards, baseball memorabilia, baseball DVDs, women's baseball clothes, baseball collectibles, baseball gift cards, world series gear
（255 个字符）
描述（Description）一般不超过200个字符
MLBshop.com is the source for official Major League Baseball gear including authentic jerseys, baseball hats, MLB t-shirts, baseball memorabilia, baseball collectibles, baseball cards, women's and kids baseball merchandise.
（223 个字符）
