Brick hangers made from strong tempered spring steel, durable and heavy duty, can hold up to 25 pounds, can be used indoors or outdoors to hang items like wreath, light and pictures Easy to install and remove, no need to drill holes in your brick wall, easy to clip brick hangers on the brick and hang your object, simply remove and clip it on ... Insert the D-rings to the end of the hooks and gently allow the hanger to dangle. Ensure its holding pretty well. If your window box has some hooks on the rear part, then you may insert the hooks onto the slots. Lastly, hook the hanging window box over the siding hook. How to Attach a Window Box to Deck Railing Brick Clip Hooks- 4 Pack Brick Hangers for Hanging Wall Outdoor Pictures, Wreath, Light, Decorations, Garlands-Fits Brick 2-1/8 inch to 2-1/2 inch in Height Metal Fastener Hooks. 3.9 out of 5 stars 192. $8.99$8.99 ($2.25/count) Get it as soon as Thu, Oct 8. FREE Shipping on your first order shipped by Amazon.