UV Block Out. Blocks out harmful UV rays preventing them from penetrating the surface Flexible - Resists cracking & peeling for long-term weather protection Stay Clean - UV Cross Link. Toughens the surface to stay cleaner for longer Breathable - Resists blistering by allowing water vapour to pass through Self Priming - No primer required on most exterior surfaces for faster painting 100% Acrylic - Resists chalking and fading in the extremes of sun and weather Inhibits growth of mould & mildew - powerful formula to protect the surface Made and developed in Australia for lasting protection in all Australian conditions