Locking collection box is great for collecting drawing slips, raffle tickets, employee nominations, fund-raising and more. The generously sized graphic area lets you easily customize and change your message. Entire back panel slides out for easy access to contents. The 5-3/4 wide x 1/2 deep slot in the top allows multiple-sized slips to be used. Back display area is 8-1/2 wide x 11 high. The locking box includes two keys and is made from acrylic.