Heat Activated Laminating Pouches File Card Size 5 Mil 3-1/2 x 5-1/2 (89mm x 140mm x 125 microns Thick) [pk of 2500] for up to 3.25 x 5.25 Size.

Pack of 2,500 thermal heat activated laminating pouches sealed on one edge. Contains 25 reusable silicone coated laminating carriers for laminators that recommend them. Features two durable 5 mil polyester plastic sides with heat activated adhesive, which turns clear when heat and uniform pressure is applied (laminator recommended). Maximum recommended insert sheet size: up to 3.25 x 5.25 (83mm x 133mm), providing a 1/8 (3mm) sealed edge border to protect your sheet. Small pre-rounded corners for a smooth, professional finish, approximately 1/8 radius (3mm). Metric pouch size: 89mm x 140mm x 125 microns thick (x 2 sides = 250 microns total thickness added to your sheet)