You get FIFTEEN heavy duty pocket protector sheets that can display 20 symbols on each side of each sheet!
These special sheet protectors are hard to find! They are made of heavy duty vinyl and the entire sheet measures 8.5" x 11" These protector fits into a standard 3-ring binder and provides separate pockets for TWENTY 2-inch picture symbols on each page side! You could display up to 40 symbols with one of these sheets if you put two in a pocket facing out to each of the two sides. This set of 15 sheets holds 300 symbols if you only use one side! Use both sides and you can display 600 symbols!