Material: Transparent PP Plastics, it’s environmental, odourless, nontoxic and durable. Awesome design: Each pack plastic storage box designed with 28 mini compartments grids, for storing various small items, each box contains 7 rows of 4 conjuncted grids. The lids of 4 small conjuncted grids are detachable, they can be opened individually and each row of grids is movable, these 7 rows of grids also can be removed to create a bigger room for larger objects. Multi-functional: It’s for storing all of smallest items, small jewelry beads, it can be used as diamond embroidery painting accessories storage box, storage earings, necklace, beads, Rhinestone, gems, nail art accessories, finger rings, small jewelry or fishing hook. Easy to keep organized: Small grids are packed in big box, it can provide your stuffs with double seal and protect them from dust or rust, both large and small containers have strong latches. every lids close firmly, the snap buckle makes the box tighter and stronger. Storage box size: the large box size is approx: 6.8″*4.3″*1″(L*W*H), and small grid approx: 0.94″*0.82″*0.9″(L*W*H). It’s great for organizing small accessories.