Outdoor trash cans at carnival festivals face unique challenges, from heavy usage to potential vandalism. To ensure durability, designers should prioritize heavy-duty materials like powder-coated steel or reinforced polyethylene, which resist dents, scratches, and weather damage. Anchoring systems, such as bolted bases or weighted bottoms, prevent tipping during crowded events. Opt for seamless, rounded designs to deter climbing or graffiti. Additionally, consider tamper-proof lids with locking mechanisms to discourage misuse. Bright colors or reflective coatings improve visibility, while modular designs allow easy part replacement. By combining robust materials, smart engineering, and vandal-resistant features, outdoor trash cans can withstand the rigors of carnival festivals while maintaining functionality and aesthetics.