Hercules puzzle glue is ideal for those who want to keep their puzzles permanently joined. Thanks to the special foam applicator, the glue is easily and evenly applied directly onto the puzzle's surface, creating a transparent protective film.
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Instructions for use: Shake well before application. Apply the glue evenly over the assembled picture using the sponge so that it penetrates all the joints. After drying, which takes about 30 minutes, the pieces cannot be separated. Protect the glue from freezing, and wash your hands after work.