Features: Make of metal materials and electroplating technology, Smooth and bright, rustproof and wear resistant, not easy to deforms and can be used for long terms. The double hole designs of the picture hook ensures strong stability and allows precise placement. The invisible bracket on the back of Frames ensures a secure attachment without disturbing the appearance. Easy to install: Before installation, you can use level gauges to mark the horizontal position, place the canvas hanger in the desired place, and then hit nails into wall with a hammers to complete the installation. The small nails leave almost no visible mark and cause minimal damage to wall. Great for hanging picture Frames, wall clocks, mirrors, calendars, posters and decorative or other decorations, etc. They is perfectly for use in living room, bedrooms, kitchens, offices, galleries, museums and even garages. Specifications: Material: Electroplating Size: As Shown in the Picture Package Includes: 246pcs/set Picture Hanger note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color.