Ricordi is the market leader in quality jigsaw puzzles of beautifulFine Art masterpieces. Some of the particular features thatdistinguish us are;The puzzle pieces made of strong, recycled board that resistbreaking- New improved pieces thickness, now 2.3 MMNew improved puzzles' printing quality, now printed only on ArtPaper (HQ)New improved boxes’ quality and thickness, now printed only on ArtPaper and built with a double stronger luxury cardboardNew revolutionary die-cut tooling, always with no 2 pieces alike,now with more performing interlocking design.New puzzle sizes to match the most common standard wooden frames onthe market- Ultimately forming a wonderful finished piece of Art tohang-up on your wall at least 30 New references every Year!