These are super powerful!
These stick to the tile walls surprisingly tight. Hard to get the air bubbles out if you let it get to the wall too quick. Attach very slow! it holds my two-tier shelf in four spots. Thought I would need two hooks on each side of the tier, but the design of the shelf did not allow it. So I attached to 4 hooks instead of 8 but it's super sturdy even on 4. All previous suction cups - I had (8) that I even superglued once - all let go. These are very strong and invisible. Read more





















