4 metal corners strengthen the durability of the boxes which increase the life of boxes, also can be well to protect the things inside the box.8 screws on both sides to secure the box, easy to be assembly. When they’re not in use, they can be folded down for storage. Boxes Sturdy enough which can be stacked together, save a lot space.This storage box has a waterproof coating on the surface. You only need to use a rag to apply some warm water to gently wipe, the stain will be easily removed.It can be used for photos, letters, trinkets and other keepsakes. Perfect for every room in the house, the storage possibilities are endless.Pure color boxes to add a decorative accent to your home, cottage or office. Which a attractive gift for family, friends and classmates.