"GOOD BAR"
Includes prisms: 3, 5, 10, 15 & 20.
"BETTER BAR"
Includes prisms: 1, 3, 5, 10, 15 & 20.
"EXTENDED BAR"
Includes prisms: 1, 2, 4, 6, 8, 10, 12, 15, 20 and 25.
"COMPLETE BAR"
Includes prisms: 1, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 25, 30, 35, 40 & 45
All four prism bars come with it's own individual leather sleeve case.