PRICES MAY VARY. 500 PIECE PUZZLE FOR ADULTS - Featuring a finished size of 23.5 inches by 18 inches with a precision cut that ensures a tight, interlocking heirloom-quality puzzle UNIQUE CUT LARGE PIECES - Each puzzle piece is unique and never repeated; Springbok Puzzle pieces are made from thick cut 75 point board, 18% thicker than the industry average ECO-FRIENDLY & HIGH QUALITY - Springbok Puzzles are manufactured with sustainably sourced organic, non-toxic soy-based inks & utilizes