number

7. numbers. 

  a. A large quantity; a multitude: Numbers of people visited the fair.

  b. Numerical superiority: The South had leaders, the North numbers.

........Am-Heritage

11. number: an item of merchandise offered for sale; 

• "she preferred the black nylon number"; 
• "this sweater is an all-wool number" 
• (Rel) merchandise, product, ware - commodities offered for sale;
  "good business depends on having good merchandise"; "that store offers a variety of products"

......... Thesaureus/WordNet 3.0