Ravensburger - Puzzle Conserver 200ml (sold individually)
Use this puzzle conserver to preserve your favourite puzzles after completion and assist with their display. The bottle dispenser comes with a foam spreader and the clear liquid conserver dries after 1 hour. Puzzle conserver can be used with all Ravensburger puzzles. Each tube contains enough glue for 8 puzzles with 500 pieces or 4 puzzles with 1,000 pieces.