Inside & outside corners. All paints & stains. Squeeze to fit all angles. Why use a corner painter? Flexible pad fits a variety of corners - even ones that aren’t perfectly 90 degrees; Works in corners, angles and on flat surfaces; Eliminates brush strokes in corners for even coverage; Refillable pad for multiple projects. Includes: Corner Painter. Pad. Tray. www.shurline.com. Made in China.