Mask Pro 4.1 is the premiere, award-winning plugin for masking in Photoshop. The latest version of Mask Pro 4.1 supports masking 8-bit and 16-bit digital images in Photoshop CS2, CS3, and CS4. Several new "Show Me How" video tutorials are built directly into Mask Pro 4.1 so you can get visual training quickly. No other masking or selection tool gives you the professional level results like Mask Pro 4.1.