The display frame case is made of high transparency acrylic material. This fit regular size of ZIPPO lighter perfectly and they are perfect for crystal clear storage and displaying your lighter on table. If you want to hang it on the wall, just need to find some long screws by yourself. We have different grids (1, 2, 3, 4, 5, 6, 8, 10, 12, 14, 16, 18, 20, 25, 30grids) types of frame in stock or customize at your request, please ask! Engraved on the frame means this case is suitable for zippo lighter, NOT means it’s Zippo brand, it’s unbranded case. If you don’t like these Zippo words, we have blank cover available at your choice. Lighter grid size (Regular). 405715mm, for other size lighter, we can customize and please ask! Customized grid or size, please ask! Highest quality crystal clear slab holder, manufactured from high performance cell cast acrylic. Long term, archival safe storage, the ultimate in protection and display. Slab is so thick it will stand up on its own, if you want to hang it on the wall, just find some long screws by yourself. Stainless Steel Hex Machine Screws included. 9/64 Hex wrench included to assemble or disassemble. Beautiful Highly Polished exterior edge surfaces! Carefully packaged and with the protective paper on each piece and bubble wrap. Do not wipe it with rough or sharp objects as it may cause scratches.