Safco Large Acrylic Collection Box, 9 1/4 x 9 1/4 x 21, Clear (SAF4234CL) EachPerfect for use as a collection box, suggestion box or for prize drawings at trade shows. The graphic area makes it easy to customize and change your message. For convenience, the entire back panel slides out for quick and easy access to contents. Box is fitted with 5 3 4" x 1 2" slot to allow for multiple sized slips. Display area is 8 1 2" x 11". Case Pack: Each Color: Clear Compliance Standards: GREENGUARD Certified Depth: 9 1 4" Global Product