Replacement cellulose sponges designed for use with Masterson Sta-Wet palettes.

Keep water-soluble paints moist during and between painting sessions for days and even weeks with a Masterson Sta-Wet Sponge. The cellulose sponge evenly and effectively transfers moisture to Sta-Wet Acrylic Palette Paper, helping extend the life of your paints. Its environmentally friendly cellulose material provides the absorption level required for the Sta-Wet system.