Inquiry about Full Brim Helmet Sun Shield

I am seeking a reliable manufacturer to produce a Full Brim Sun Shield for industrial safety helmets. The product must meet the following specifications: - Item: Full Brim Helmet Sun Shield with 360° protection. - Dimensions: Approximately 435mm x 370mm outer diameter. - Material: High-density Polyester with UV Protection UPF 50 and water-resistant coating. - Structure: Flexible internal frame (wire or PP insert) to maintain shape under wind pressure. - Fixation System: High-tension elastic band with anti-slip silicone lining to fit universal climbing and safety helmets. - Features: Side Velcro straps for folding the brim upwards.