Whether you prefer to sort by color, pattern, shape, or theme, the Jigitz 6 Piece Puzzle Sorter Trays for Puzzle Pieces are perfect for your needs. These brightly colored jigsaw puzzle accessories are a game changer for avid puzzlers because they allow you to organize, store, and assemble puzzles in sections when working on large puzzles with up to 1000 pieces. Jigsaw puzzle piece sorting trays are constructed of sturdy ABS plastic for maximum durability, and they nestle inside of each other for convenience storage. Stackable puzzle organizing trays also make it easy to work alone or with family and friends. Choose between our Green or Blue Jigsaw Puzzle Storage Boxes. [Provides Optimal Organization]: Sort edges or colors and assemble your puzzles in sections with the Jigitz 6 Piece Jigsaw Puzzle Sort Trays Set; Stackable puzzle piece sorter trays makes solving puzzles faster and easier while saving time and table space [Space For Up To 1000 Piece Puzzles]: Each puzzle tray sorter measures 7.5 x 7.5 x 0.75 inches (19 x 19 x 1.9 cm) making these jigsaw puzzle sorting trays ideal to sort your puzzles with up to 1,000 loose pieces [Stackable Design]: Indented bases of your jigsaw puzzle storage trays allow you to fit them inside of each other for compact organization and use; Bright Green jigsaw puzzle piece organizer trays stack together for a clean and elegant look [Safe Durable Construction]: Premium ABS plastic is used to craft these puzzle sorting trays stackable puzzle sorting containers; Thick, rounded edges add durability and ensure safety for kids to use (Ages 3+) [Choose your Color]: Choose between our brightly colored Green or Blue Puzzle Organizing Trays; When you are done puzzling for the day, stack the boxes atop each other for safe storage with pieces still inside California Residents Prop 65 warning:Products may contain a chemical known to the State of California to cause cancer, birth defects or other reproductive harm. This product has a manufacturer warranty against defects in materials and workmanship for a period of ONE (1) YEAR from the date of original retail purchase. See our Seller Return Policy for more details.