1plastic make you can see inside the shoe drawer and find the right shoes easily without opening all the boxes.2These shoe box storage containers come with reinforced frame for extra stability, it can to 120 pounds easily.3This shoes box is stackable for easy organization and storage, keep your wardrobe or closet clean and neat.4That fit most men's and women's shoes up to size 13. Please contact us for any missing or broken parts.5This shoebox has simple design that can connect each shoe case together for easy carrying.Features: thickening, wear , compression ,sliding corner, easy storage, one hand opening and closingsize:37*26*16cmMaterial:plasticcolor:blackPackage Contents:1 * Storage rackOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.