[Stable Material]: Our shelf brackets are made of iron, and the surface is electroplated, with high hardness, strong load-bearing capacity, corrosion resistance, and rust resistance for long-term use.
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzes reviews to verify trustworthiness.