Amazon.com: QUMOVA Silicone Color Shaper Brush Set. 1.5 inch and 3 inch Solid Flat Flexible Acrylic and Water Based Painting Tool with Sharp Edge for Accuracy. Includes Large 6 Slot Paint Palette
Amazon.com: 2 Pieces Silicone Painting Brush Color Shapers for Painting Color Shaper Tool Pointed Edged Solid Flat Flexible and Water Based Painting Tool for Move Remove Acrylic Paints (1.5 Inch, 2.5 Inch) :