The frame is round "Curls" (model 6139) STL model of a round shape with a round inner part and a pattern of curls around the perimeter. A selection of models in the STL format for decorative work and the creation of decorative elements for the stylization of space. Models in STL format for the ARTCAM program, to create code in Mach3, for NC Studio, 3D for CNC milling machines running with wood, plastic, foam. These designs are adapted for work both on CNC machines for home use and on industrial CNC machines.