16oz（500ml）PLA Biodegradable Single-Wall Paper Cup

Materials:
1. Paper Specifications:  
   - Brand: FSC/non-FSC certified.  
   - Free of fluorescent agents, high stiffness, edge penetration less than 0.1mm.  
   - Paper weight options: 250g, 260g, 280g, 300g, 320g, 340g, 350g.  

2. Lamination Material Options:  
   - PE, PP, PLA, PHA, or carbon-negative certified laminations.  
   - Compliant with FDA and European certifications (e.g., food safety and biodegradability tests).  

3. Application: 
   - Designed for 16oz/500ml paper cups used for beverages such as juice, coffee, and soda.  

4. Finished Product Features:
  - Produced in a dust-free environment for safety and hygiene.  
  - Thickened cup rim for a smoother, non-curling edge and enhanced durability.  
  - Spiral design at the cup base for a tighter seal, preventing leaks.  
  - Lid compatibility: Unique rolled-edge design (over 420-degree coverage) ensures no leakage when tilted at 45 degrees.  
  - Certified with industrial compostability reports for eco-friendly degradation.