Lauri Puzzles are made with a high-quality rubbery/foam material with a crepe finish. The pieces do not crack or fade. Each Lauri pieces stays fresh and useable, lasting from one generation to the next. Lauri Puzzle pieces are washable and replaceable! Lauri Puzzles each come with a plastic storage tray and a carded puzzle design indicator as pictured for the first item. Pieces have a snug fit, perfect for when their ability goes beyond the wooden puzzles.