4 x E-Approved White Rectangular Reflectors 90mm x 40mm Distance Between Hole Centers - 70mm Hole Diameter - 3.5mm Overall Depth - 7mm This is a pack of two rectangular reflectors, suitable for trailers, caravans, bicycle carriers, gate posts and other purposes. The reflector is E-tested and therefore approved for road traffic and suitable for TÜV. The reflective plate is made of durable plastic. These are produced in Austria by Aspock Systems, one of the top lighting manufacturers.