Wildbird Care Stainless Steel S Shape Hook Metal Tree Branch Hanger, 2-Pack (B&S) Sturdy stainless steel makes it strong enough to attach to tree branches S shape in pair and 2 pack Hook ends are flat and safe Removable and easy to pack and use Widely used with WildBird Care bird houses/feeders and Hang on trees, bushes, gutters, ladders, balconies, and more