From the manufacturer

LEGO 3 pc. Organizer Cubes

Just right for keeping bricks organized.

The LEGO 3 Piece Organizer Cubes come in three perfect travel sizes, just right for keeping smaller toys and toy parts organized. Holds 500+ LEGO Bricks!

LEGO 3 pc. Organizer Cubes

Organize

Whether its by color, size, or build, 3 separate containers let you keep track of all of your builds. All 3 feature clear tops so you can easily check which bricks are where.

Play

With all of your bricks organized, you'll waste less time getting started and more time building.

Store

After you're done, simply organize your bricks and you'll be organized and ready for your next build.