Material Quality: Specify the type of plastic used (e.g., high-quality polypropylene) and any additional reinforcement for durability., Load Capacity: Provide the maximum weight each shelf can support, as well as the overall weight capacity for the entire unit., Maintenance: Offer care instructions for cleaning and maintaining the shelf, ensuring its longevity., Locking Mechanisms: Explain if the shelf features locking mechanisms to secure items in place.