This is a pack of 30 hi-res broken glass brushes with 4K alpha maps. 5 out of these 30 brushes and alphas can also be downloaded for free. The complete pack however contains all the 30 brushes and alphas including the free samples. These brushes are uniquely designed and optimized for Zbrush. The alpha maps, however can also be used in other applications outside ZBrush for example in 3DCoat, Blender or Substance. The alpha maps of the complete package are in JPEG, PSD, TIFF and PNG formats. The free package however have only PSD and PNG formats.
A wide variety of cracked glass patterns can be sculpted with this pack which can be used further in making models and textures for PBR materials for games or various 3D scenes and environments with old, scratched and damaged glass surfaces. Each glass fracture pattern is extremely detailed and realistic. They are perfect for generating damaged glass suitable for any old rustic environment. The complete package contains a wide variety of damage patterns starting from circular, cobweb and linear damages to noise, scratches and bullet holes. They are ideal for quickly creating shattered glass effects.
You might be interested to see all the individual BPR renders of the scenes being displayed in the cover images: