Fenwicks Bobby Dazzler is a hydrophobic protective surface coating, it actively repels water, dirt and algae, it gives you that showroom finish without the need to polish. Simply apply during rinsing without the hard work of polishing. It is suitable for use on plastics, aluminium, glass, acrylic windows, GRP, ABS, fibreglass, decals, sealants, paint and much more. Does not contain silicone.