Envelope Moistener Cup Style, clear shatter-proof, EA

Eliminates the need to lick envelopes. Distributes moisture evenly without over-wetting. Long-lasting polyurethane sponge. Use with water. Sponge Cup Moistener-Shatterproof clear plastic cup with long-lasting sponge. Moistener Size: 3" dia; Color(s): Clear; Material(s): Plastic/Foam (Water-Fillable).