Remixed from RoBo3D's nice looking mount with some improvements: 1) Vent clip has a barb to attach to vents more securely 2) Opening at bottom for charging cable 3) Vent clip goes deeper for vents with large blades 4) Enlarged arms to fit more snugly in the main body 5) Widened the lip to hold phones in casesNo supports, ~15% infill. Print 2x arms. If the side arms don't fit snugly in the main body, you may sand them thinner or add a layer of tape to make them thicker.