The ornamental design for a seat with side arms for beauty salon chair, as shown and described.
FIG. 1 is a perspective view of a seat with side arms for beauty salon chair of my new design;
FIG. 2 is an enlarged top plan view of the seat with side arms for beauty salon chair of FIG. 1;
FIG. 3 is an enlarged front elevational view of the seat with side arms for beauty salon chair of FIG. 1;
FIG. 4 is an enlarged side elevational view of the seat with side arms for beauty salon chair of FIG. 1, the opposite side being a mirror image of the side shown;
FIG. 5 is an enlarged rear elevational view of the seat with side arms for beauty salon chair of FIG. 1; and,
FIG. 6 is an enlarged bottom plan view of the seat with side arms for beauty salon chair of FIG. 1.
The broken line showing the leg support in FIG. 1 is for illustrative purposes only and forms no part of the claimed design.