
Custom Recycleable Stone Papercorflute Sheets Election Signs and Advertising Board Signage. Eco-Friendly Material: Made of 70% calcium powder and 30% PE, requiring no trees or water in production. Waterproof & Moisture-Proof: Blocks water and moisture effectively, suitable for cold-chain transport and seafood. Fully Customizable: Flexible in size, structure, printing, and thickness (2.7-3mm) to meet branding needs. High-Quality Printing: Supports Pantone (PMS) and CMYK processes with Spot UV, Gold Stamping, and Embossing. Reusable & Stackable: Durable design supports multiple uses and efficient stacking to reduce logistics costs. Food-Grade Safety: Non-toxic polymer material suitable for direct contact with seafood and food items. International Certifications: Certified by SGS, FDA, RoHS, and REACH for safety and environmental compliance. Fast Sample Delivery: Standard samples available in 5-7 working days with free shipping cost for bulk orders.