An ideal way to display your poster advertisement outdoors is with the Lockable Outdoor Noticeboard. This durable showcase features a 25 mm internal depth and is designed for outdoor use, boasting an IP56 weatherproof rating and a B1 DIN4102 fire-resistance certification. It is both writable and magnetic, making it versatile for various mounting options like walls, fences, or freestanding posts. Available in multiple sizes, formats that can accommodate 12 or more A4 sheets are equipped with gas springs. This lockable showcase is perfect for poster ads at store entrances or in public areas.