the design is made suitable to be combined with various colors of the hull.This design is adapted and can be used in various functions, one of which is for recreational yachts as well as for patrol boat types, the designs vary in length, from 12 meters to 23 meters if needed.speed in yachts and patrol boats with this type of hull between 30 to 40 knots can be adjusted according to customer needs. there are STL files and blenders to make it easier for users to do various things, such as 3d printing and so on