ProMatcaps is a pack that contains over 20 matcaps, plus variations to sum over 80 matcap files that emulate metals and plastic materials. ProMatcaps can be used in both ZBrush and ZBrushCore, for final renders, render passes and compositions for concepting, etc. Great for jewelers and artists that don't want to wait for a 10 min render. All the examples are BPR renders or just grab doc. option. Premium Pack will get various updates, will be first in receiving the new content in the works and some more freebies.