6in. Bijou Wall hook- Our Bijou Wall Hooks are fabricated from steel, and are perfect for hanging Terrariums. They come in 4" and 6" lengths, and are strong enough to hold the Bubble Terrariums and the contents inside. You can create just the right look by placing these hooks on a wall or fence, and form an interesting pattern that will surely delight friends and neighbors. Add our thick jute ropes to hang the Bubble Terrariums from , and it becomes a very earthy and natural piece of art. Terrariums help to bring the outdoors inside, and terrariums provide a very cool and peaceful environment.