Burton The Convex Stainless Steel Post Box is a high quality post box made from brushed stainless steel making it rust and weather resistant when used outdoors. The Convex Mail Box incorporates a top loading letter slot and an attractive curved body making it really stand out from the crowd. The letter slot is suitable for A4 mail and is fitted with a protective flap to resist rain. The Convex Stainless Steel Post Box also includes a fixing kit and pre-drilled holes in the rear making it suitable for wall mounting.