Compostable Mailer Bag Supplier

GreenStar Bio-Packaging is the U.S. subsidiary of the BioStar Group, supplying certified compostable packaging to retail, foodservice, logistics and agriculture markets. Our certified product lines carry BPI (ASTM D6400) and Seedling (EN 13432) compostable certifications, backed by about 5,000 metric tons per year of film-bag manufacturing capacity and 10,000 metric tons per year of modified compostable compounds.

Our Products

• Compostable poly mailers — PLA/PBAT film, 30-120 micron, custom sizes
• Cushioned compostable mailers — bubble-lined for fragile goods
• Printed mailers — up to 8-color flexo, custom branding

Certifications

Our certified compostable products carry the following credentials (certificate holder: Shaoxing Lvxing New Material Co., Ltd.):

• BPI Certified Compostable — Certificate #10529209-1 (ASTM D6400)
• Seedling Certified — Certificate #7P1118 (EN 13432)

Certification applies to the certified product range. Please ask us for the certificate scope covering your specific SKU.

Why Choose GreenStar

• Dual BPI + Seedling certified product range
• About 5,000 MT/year in-house film-bag capacity for stable supply
• Custom sizes, thickness and printing with short development cycles
• R&D guided by Prof. Ramani Narayan, BPI Scientific Chair

FAQ

What is the minimum order quantity for compostable mailer bags?

Our standard MOQ for printed compostable mailer bags starts at 10,000 pieces. Stock sizes without custom printing are available from 5,000 pieces. Contact us for a tailored quote.

Are your mailer bags BPI certified?

Yes. Our certified mailer bag range carries BPI Certificate #10529209-1 (ASTM D6400) and Seedling Certificate #7P1118 (EN 13432). The certificate holder is Shaoxing Lvxing New Material Co., Ltd. Certification covers the certified product range — ask us for scope details.

What materials are the mailer bags made from?

Our mailer bags use certified compostable films based on PLA/PBAT blends, engineered for tear resistance and printability comparable to conventional poly mailers.

Can you do custom printing and sizes?

Yes. We support custom sizes, thickness from 30 to 120 microns, and up to 8-color flexo printing. Custom color matching is available with about a one-month lead time.

What is the lead time for bulk orders?

Standard lead time is 25-35 days after artwork approval, depending on order volume. Rush options are available for stock items.

Ready to switch to certified compostable packaging? Contact us for a quote, or email us at Greenstar@greenstarmaterial.com.