Qianle Disposable Paper Seat Covers Waterproof Toilet Seat Protector For Travel 30 Pack Pe 1. About Material: Made of PE. Safe and Lightweight. 2. About Package: Disposable Paper Seat Covers x 30/50 Packs (According to your choice) 3. About Design: The blue surface is waterproof and protect you from bacteria and dust. 4. About Feature: The back of it is white original wood pulp paper ,environmentally-friendly 5. About Use: Lightweight and portable ,convenient for your travel,clean and sanitary.