Features: - Vibrofiltr Russia Gold 2.3mm with anti-rust additives to ensure car chassis does not rust. - It is very flexible adhesive, to apply on complex surfaces tightly. - Reduce heat transmission from engine. - Absorb vibration from doors. - Reduce noise from roof / lids. - Directly improve car audio system performance. Material: - Multi-layered vibration damping material with aluminum foil outer surface, polymer layer on butyl rubber base and a self-adhesive glue layer. - Water resistant & anti-corrosive. No contain bitumen additives (without tar & asphalt). - Stable performance in harsh temperature range: -50°C to 160°C. - Thickness : 2.3mm ±0.1 - Mass : 1m² at 3.5kg. - Odourless & Non Toxic. - Made in Russia. Application on: - Could be easily mounted to complex surface. It does not need to be heated while being mounted. - Recommended applying on : Doors, Roof, Floor, Wheel Arch, Bonnet, Firewall. ​ Remarks: - Sold in sheets. Dimension per sheet : 70cm X 50cm. - One car door required 1 - 2 sheets.