Based on this product's specifications, here are some alternatives and similar models
HAPPET Polaroid B&W Film for I-Type, 8 exposures, 100×125×18 mm, Netherlands
Summary description:
HAPPET Polaroid B&W film designed for I-Type instant cameras and printers. Pack contains 8 exposures of black-and-white instant film, size suitable for standard Polaroid I-Type prints. Core specs: 8 pcs per pack, origin Netherlands, physical dimensions 100×125×18 mm. Ideal for monochrome instant photography, portraits, events, and creative analog projects.