Package of 6 crystal door knobs (enough for both sides of 3 doors). Attach by drilling a small 1/8" deep hole and then secure knob with glue (not included). Brass and crystal. 5/16" overall length x 3/16" diameter. 1/4" standoff from door. 1" to 1'. 1:12 Scale. This is sized for a dollhouse. Detailed scale model for adult collectors. Not intended for children under 14.