0.6mm Aluminum Retroreflective Warning Board for Traffic Safety Custom Use Plate. Customizable Design: Free design service available for custom shapes, sizes, text, and logos. Durable Aluminum Material: Made from quality aluminum with thickness options of 0.6mm, 0.8mm, and 1mm. High Visibility: Features yellow retroreflective sheeting for clear visibility day and night. Factory Direct Pricing: Competitive source pricing with a focus on quality and environmental protection. Versatile Applications: Ideal for road safety, highway warnings, and construction zones. Outdoor Durability: Designed to withstand outdoor conditions for long-lasting performance. Flexible Shipping: Multiple shipping options including UPS, EMS, DHL, FedEx, sea, train, and air. Certified Quality: ISO9001, ISO14001, and OHSAS18001 certified manufacturer with 100% inspection.