First, let’s take a look at the graphic provided by UniformLineup.com:

Here is a breakdown of the Mets July uniforms:

• Home White Pinstripes: 10 games out of 24.  Paired with Primary cap.
• Blue Home Alternate: 4 game out of 24. Paired with Home Alternate Cap
• Road Grey: 8 games out of 24.  Paired with Primary cap.
• Road Blue Alternate: 0 games out of 24  paired with Road Alternate cap.
• Holiday: 2 games out of 24 (July 4th)

And here is a breakdown of the Mets July Caps:

• Primary Mets cap: 18 games out of 24
• Home Alternate cap: 4 games out of 24
• Road Alternate cap: 0 game out of 24
• Holiday Cap: 2 games out of 24 (July 4th)