Speedline survey spray is a highly visible, semi-durable marking paint suitable for application to a wide variety of substrates. · · · Plasticised paint, formulated for aerosol application · · Suitable for indoor and outdoor marking · · Easily applied by means of a 2 or 4 wheeled applicator · · Speedline aerosols are ozone-friendly (no CFCs) · · Dense, quick drying colours · · Resists all but most severe chemical/mechanical erasure · · Available in boxes of 6