These wonderful puzzles are 18% thicker than the average puzzle - no two pieces are alike in any puzzle and each piece has a brand specific interlocking feature. Environmentally friendly, the chipboard in our puzzles are made from the highest quality 100% recycled materials with 80-90% post consumer waste. All inks are 100% vegetable/soy based. Images range from Landscape & Travel to Food, Hobbies & Crafts, Flowers & Home,Coca-Cola, Wildlife, Christmas and much more!