TOUGH ACRYLIC FACE: The face is manufactured from super-tough 1.5mm acrylic which is highly durable and shatter resistant. The mirror comes in two sizes, you can choose between 450mm or 600mm diameters. SUPERIOR OPTICAL QUALITY: No matter the weather or indoor climate this mirror will provide superior optical qualities. The acrylic mirror face ensures maximum durability and longevity, unlike glass. INDOORS OR OUTDOORS: This unit is completely weatherproof, making it ideal for outdoor use. The durable moulded housing is sealed for weather resistance making it ideal for domestic and commercial use. ENHANCED VISIBILITY: The convex shape gives maximum visibility when installed on corners or blind turns. The 450mm mirror provides a viewing distance of 5 metres and the 600mm provides 13 metres. WALL OR POST MOUNT: The mirror can be fixed to a wall or mounted on a post, to offer convenience and flexibility. Heavy-duty, zinc-plated fixings are included for both wall and post mountings.