Brain Flakes brand discs from VIAHART are a new construction toy that teaches children spatial thinking and lets imaginations run wild! Every jar contains over 500 discs, which means hours of endless fun and engineering education. In addition to brain building, Brain Flakes discs improve the coordination and dexterity of young children, keeping both their minds and bodies active! The discs measure 1.3 inches across and are 1/10th inch thick. They click together and apart easily for all ages and levels of motor skills. They come in a great reusable plastic jar (PET). The discs themselves are made from safe and tested polyethylene (PE). The cap of the jar is made from polypropylene (PP). Our discs are a revolutionary addition to the world of children's and adults' construction toys. Get a Brain Flakes set today! NWOT never used BRAIN FLAKES building toy Never used, seal opened but you never used As a seller I can not anticipate what questions you may have. Please exercise your right and responsibility to ask questions. Please view all pictures, as they are a part or of the description. Zoom in ony all photos. If you require measurements please ask. It is not sellers responsibility to advise on/determine fit. Smoke free, pet free, virus free, clean home. All items that are not NWT/NWOT are laundered with “all free and clear” detergent prior to listing.