DURABLE CONSTRUCTION: Made from sturdy 3.55mm corrugated cardboard, the cone is lightweight yet robust enough to withstand regular use. CLEAR WARNING MESSAGE: Prominently displays "Fragile Do Not Stack Anything On Top," ensuring handlers respect storage and stacking guidelines. HIGHLY VISIBLE DESIGN: Breaking glass and arrow symbols offer universal recognition, enhancing clarity and compliance across different settings. COST-EFFECTIVE PROTECTION: A practical solution for safeguarding fragile goods during shipping and storage, reducing the risk of damage. BRIMAR GUARANTEE: Made in the USA. Our products are manufactured in our state-of-the-art facility located in Garfield, NJ. Prevent shipping and storage mishaps with the Do Not Stack Cone, an 8.5" × 8.5" × 10" warning sign made from durable 3.55mm corrugated cardboard. Designed to protect fragile items, this cone features clear "Fragile" messaging and universally recognized breaking glass and arrow symbols. Ideal for warehouses, shipping centers, and storage facilities, it provides an effective visual reminder to handle packages with care.