Adding Akro-Mils Crystal Clear Lids to your AkroBins is a great way to keep workshop dust, debris and grime off supplies while keeping the bins contents highly visible and accessible. The one-piece lids feature integrated hinged pins to easily snap in place without the need for tools. Even with the lids attached, your AkroBins will still stack. Use the lids to cover and protect your accessories such as nails, screws, bolts and washers, crafts, school and office supplies, toys, medical supplies, and more. Made in the USA.