An ideal solution for displaying your poster ads outside, this Lockable Outdoor Showcase offers exceptional durability with a 25 mm internal depth. Certified for outdoor use with IP56 weather resistance and a B1 DIN4102 fire protection rating, it is both writable and magnetic. It can be mounted on walls, fences, or freestanding posts, and comes in various sizes. For sizes accommodating more than 12 A4 sheets, gas springs are included. This showcase is perfect for securely displaying posters, advertisements, or notes in outdoor environments.