The release of expedition grade tyre sealant designed as a puncture preventative is exactly what the 4×4 market needs. Specifically formulated for the British Special Forces, used across all their vehicle expeditions for the past 16 years, this tyre sealant instantly and permanently seals punctures up to 15mm in car tyres, up to 20mm in 4×4 tyres and an impressive 25mm in truck tyres – working in both tubed and tubeless tyres.