9" x 12" 4 Mil Reclosable Bags - 1,000/Case

Our 4 Mil Reclosable Zip Lock Bags are built for heavy-duty applications, offering superior strength, puncture resistance, and airtight sealing compared to standard poly bags. 

• 4 Mil thickness (.004”) – Extra-strong for heavy-duty storage and high puncture resistance.

• Durable zip closure – Easy-to-use zipper provides a secure, leak-resistant, and reusable seal.

• Food-safe LDPE plastic – Manufactured from 100% virgin raw materials for strength and clarity.

• Waterproof and anti-leak – Protects products from dirt, dust, and moisture.

• Meets FDA & USDA approved – Certified safe for direct food contact.

• Tested for performance – Meets ASTM D1709-02 puncture resistance and ASTM D882-02 load-bearing standards.

• Interior dimensions listed – Measurements are taken below the zipper for true usable space.

• Reusable and recyclable – Eco-friendly design supports multiple uses.

Whether you’re packaging heavier food items, industrial hardware, medical supplies, or retail products, these extra-thick reclosable zipper bags deliver unmatched strength, reliability, and product protection.