Wondersaurus says: We love how this Ravensburger Puzzle Conserver adds a glossy finish to puzzles and seals them perfectly, ideal for any puzzle lover. Description: Keep the joy of your puzzle-solving experience alive with Ravensburger Puzzle Conserver. This 200 ml adhesive does wonders by not only firmly holding your puzzle pieces together but also elevating the visual appeal with a shiny gloss. It's perfect for puzzles of various kinds, like the vibrant or glittery ones, and guarantees your masterpiece stays as vivid as when you first completed it. A single bottle can seal up to eight 500-piece puzzles or four 1000-piece puzzles, making it a smart and economical choice. Simple to apply and drying in about an hour without leaving any mess, it's the ultimate puzzle accessory that blends fun with the satisfaction of preserving your educational efforts.