"I'm secure in the fact that I can't truly represent the entire color spectrum."
4321 -- True short sleeves, with binding at neck but not at the sleeves. It's a Baby Rib Basic intended for ladies.
2001 -- This is the t-shirt that defines the word. One of the softest and smoothest T-shirts ever made with the finest jersey cotton. Intended for everyone.
Both styles are cyan, magenta, yellow and black print on a white shirt.