Stackable & Multiple Sizes: The underwear bins have multiple sizes.  The size of one grid is 13"L*9.6" W*4.3" H and can hold 6 bras. The 10 grids size is 13"L*9.6" W*3.5" H and can hold 20 pairs of underwear; the 15 grids size is 13"L*9.6" W*3.5" H and can hold 15 pairs of socks.Sturdy & Durable: Our underwear and sock organizer is made of durable PET material, formaldehyde free, The storage box is for long-term use. Beautifully functional, sealed design, moisture-proof, insect-proof, and odor-free. Its elegant design makes it the perfect complement to your home decor.Multi-Functional Storage: The drawer divider can also work as a storage box for your bathroom, dressing room, countertop, and office. Its universal compartments can hold watches, keys, briefs, underwear, socks, tie clips, key cards, cuff links, and other daily essentials.Perfect For Family And Friends: Great Gift Ideas for Men And Women On Mother's Day, Father's Day, Hanukkah, Christmas, Halloween Gifts, Easter, Valentine's Day, Thanksgiving, New Year's Eve, Birthday, Bridal Shower, Anniversary, Team Gifts, Back to School, Graduation. Give the Best Wishes!