What actually makes a good artistic gift for your son?
Start by eliminating mismatches: cheap all-in-one art kits when they already care about material quality. Then narrow the list around better materials, tools that remove friction, inspiring references and supplies that invite a new technique. Because this is for your son, keep his current hobbies, level of experience and the gear he already owns in mind and avoid buying an entry-level version of something he has already progressed beyond. A small but precisely matched upgrade can be more memorable than a larger generic present.
The strongest gift ideas usually come from the person’s real habits: what they already use, what they talk about and what would make an existing interest better.