Mod Podge is widely considered the best decoupage glue for napkins because of its versatility, ease of use, and popularity among crafters. Mod Podge is specifically designed for decoupage projects and works well with thin materials like napkins. It dries clear, is available in various finishes (such as matte, gloss, and satin), and can be used as both an adhesive and a sealer.
However, there are other decoupage glues on the market that can also work well for napkins, such as:
Aleene's Collage Pauge: This decoupage medium is known for its quick-drying formula and is available in matte and gloss finishes. It is acid-free and can be used as both an adhesive and a sealer.
DecoArt Decou-Page: DecoArt offers a decoupage medium that works well with various materials, including napkins. It is available in different finishes and can be used as an adhesive, sealer, and finish.
Helmar Decoupage & Craft Paste: This water-based adhesive is specifically designed for decoupage projects and works well with napkins. It dries clear and can be used as both an adhesive and a sealer.