Based on this product's specifications, here are some alternatives and similar models
Box file ESSELTE Colour'Breeze A4 Lavender translucent, polypropylene, 25 mm spine
Summary description:
Esselte Colour'Breeze Box File is an A4 storage and filing solution made of translucent polypropylene (PP) in lavender color. It has a 25 mm spine width and external dimensions 253 x 330 mm, suitable for organising documents, reports and projects. Acid-free material protects papers; sold as a single unit for office or home use.