play trays, namely, children's multiple activity trays to use for sensory play, sand, water, and craft activities

plastic containers, not of metal for storage or transport; non-metal storage trays and bins of plastic for storage or transport; storage and organizer systems comprising storage trays and bins sold as a unit; non-metal plastic storage cases for storage or transport; toy storage organizers comprised of removable storage trays and removable storage bins sold as a unit