Dimensions: 8.5” x 11”
1/8″ 11-20 sheets 1/4″ 21-40 sheets 5/16″ 41-55 sheets 3/8 ” 56-70 sheets 1/2″ 71-100 sheets 5/8″ 100-120 sheets 3/4″ 121-160 sheets 1″ 161-190 sheets 1-1/2″ 231-280 sheets