Based on this product's specifications, here are some alternatives and similar models
Document Laminating Pouches GBC A3 2x100 Micron Gloss
Summary description:
GBC Document Laminating Pouches A3 are designed for high-quality lamination. With a thickness of 100 microns, they provide excellent protection for your documents. The glossy finish enhances colors and images, making your documents look professional. Each pouch measures 303 mm in width and 426 mm in height, perfect for A3 formats. Packaged in a convenient set of 100, these pouches are ideal for home or office use.