The material used is non-woven fabric, and it comes in various sizes for different types of storage boxes. These include a 7-grid underwear storage box measuring 12x32x12cm, an 11-grid sock storage box with the same dimensions, and a 6-grid bra storage box at 32x32x12cm. Please note that dimensions are hand-measured and may have slight errors. The non-woven fabric used in these storage boxes offers several advantages, such as quick and neat organization of your items for easy retrieval, ease of folding to save space when not in use, no odor, washable, and durability. These storage solutions are suitable for walk-in closets, wardrobes, or drawers, making them a versatile and practical option for keeping your belongings tidy and accessible.