Based on this product's specifications, here are some alternatives and similar models
Hygienic Underpads waterproof 3-layer, 20 pcs, Poland, 8% (No name BIB3387)
Summary description:
Disposable hygienic underpads (podfolios) with waterproof backing, consisting of 3 layers and supplied in a pack of 20 pieces. Manufactured in Poland and marked with 8%. Designed to protect bedding, furniture and medical surfaces from moisture and stains. Suitable for home care, nursing, medical exams, and travel where absorbent, single-use pads are required.