Laser Insert Sheets, Letter - Pref. 3" x 8" (150 pcs/pkg)

Laser insert sheets, letter size, portrait format, final size 3" x 8", 150 inserts/pkg, white high quality laser paper, for magnetic card holders 3" width. general printing instructions included. 50 sheets/pkg. . 8-1/2"l x 11"h overall dimensions.