Crafted from high-clarity Pet, these storage boxes offer a crystal-clear, glass-like finish so you can see contents at a glance without needing labels. They stack perfectly without warping, cutting down on search time so you can focus on more important tasks. The snap latch is made from engineering-grade Abs, creating a dust-tight seal that stays secure through years of repeated use, no loosening over time. Thickened Pet walls and a rigid structure deliver exceptional heavy-duty compression strength, withstanding up to 99 pounds of static pressure without cracking or deforming even when dozens of loaded boxes are stacked, the bottom unit stays perfectly square. Designed for versatile storage, these low-profile boxes are ideal for flat items, fitting everything from office paperwork, school worksheets, art prints to photos, travel documents, game cartridges, recipe cards, more. Available colors: Large-Blue-2packs, Large-Red-2packs.