Recipe Card Size Heat Seal Lamination Pouches Laminating Pouch Measures: 3 3/16" x  4 3/8" (35mm x 140mm). Available thicknesses: 5 Mil and 7 Mil. Available finishes: Clear Gloss. Thermal Laminating Cards for use in a hot pouch laminator machine. Add a slot to any pouch for just $10 per 100. Slotted pouches are not returnable. Please verify you have selected the correct side you want punched before placing your order.