Hammerite Underbody Seal provides heavy-duty protection for car underbodies, wheel arches & other high impact areas. It offers excellent corrosion resistance, whilst giving a super smooth application, free from gritty particles. This Underbody seal remains flexible and will not crack or peel. This unique formula contains Hammerites original Waxoyl, which provides excellent lasting, rust-proof protection. Available in schutz, tin or aerosol. HMMUBSA600 Underbody