Waterproof and oil-resistant lightweight car soundproofing sheet, reduces vibration and noise, and is easy to cut. - Brand: Amazon Basics - Product Name: Car Soundproofing Sheet - Size: 37cm x 25cm - Quantity: 10 sheets - Features: Waterproof, oil-resistant, reduces vibration and noise, heat insulation - Characteristics: Lightweight, easy to trim - I purchased this but did not use it, so I am selling it. Thank you for looking.