Stylist and interior designer Emily Henderson likes that this knob is “modern, but can talk to almost any other style,” especially in the matte-black finish, which is her favorite.

Installation is a breeze on the HOLOMARQ Smart Door Knob on interior doors with standard backsets from 2 ⅜ inches up to 2 ¾ inches. If It’s compatible with your door, all you need is a ...