This popular suggestion box is a great way to encourage employee engagement and maintain continuous improvement in your business. It features a locked lid to help keep sensitive materials out of the wrong hands or keeps other secured documents safe if secured to a wall. This durable white suggestion box can be set upright on a countertop or mounted to the wall (screws included). The built-in pocket easily accommodates card paper and small envelope suggestions up to 4.13 in. wide. Drop slot measures 5.5 in. wide.