Attribute	Specifications	Reference
Material Structure	3–5 layer composite: PET/Aluminum Foil/PE, BOPP/AL/CPP, or nylon-reinforced layers for puncture resistance. Optional metallized film for enhanced UV protection.	1 2
Barrier Performance	- Oxygen Transmission Rate (OTR): ≤0.1 cc/m²/day (25°C, 0% RH) - Water Vapor Transmission Rate (WVTR): ≤0.5 g/m²/day (38°C, 90% RH).	1 2
Sealing & Closure	8-side heat-sealed edges with flat-bottom gusset for stability. Resealable zipper (food-grade PE) or tear-notch. Leak-proof design for liquids.	1 4
Printing & Finish	High-definition rotogravure printing (up to 8 colors) with UV-resistant inks. Optional matte/gloss lamination or transparent window (BOPP film).	2 4
Certifications	FDA (21 CFR 177.1520), EU 10/2011 (food contact), ISO9001, BRC, and SGS for food safety compliance.	2 4
Size Range	- 100g: 70x120x30mm - 500g: 150x250x80mm - 1kg: 200x350x100mm (customizable dimensions).	2
Thermal Resistance	Stable performance from -40°C to 120°C. Suitable for retort sterilization and frozen storage.	1 2
Sustainability	Recyclable aluminum layer or compostable PLA alternatives (BPI certified). Reduced material weight vs. rigid packaging.	1 2
MOQ	20,000–50,000 pieces (flexible for bulk orders; lower MOQ for standard sizes).	2
Applications	Coffee, nuts, dehydrated meals, pet food, liquid condiments, and freeze-dried products.	1 4