Heavy-duty flat poly bags designed for shipping magazines, catalogs, and large-format documents with puncture-resistant protection. These 13" x 20" flat poly bags provide reliable protection for oversized publications, marketing materials, and document fulfillment operations. Made from 100% virgin Low Density Polyethylene (LDPE) resin that meets FDA/USDA compliance standards, these bags are ideal for mail-order businesses, publishers, marketing departments, and fulfillment centers shipping catalogs, trade magazines, promotional materials, and large-format documents. The 4 mil thickness offers excellent puncture resistance for items with sharp corners and stapled bindings while maintaining superior clarity to showcase your brand materials during shipping. Each bag features a durable bottom seal or reinforced side weld construction for secure closure and leak protection. The open-top design allows for multiple sealing options—heat seal for permanent closure, tie with twist ties for easy access, or use tape or staples for quick processing. Key Benefits: Puncture-resistant 4 mil construction protects magazines and catalogs with stapled spines Superior clarity allows recipients to identify contents without opening 13" x 20" size accommodates standard magazines, trade journals, and 11x17 documents Durable bottom seal or side weld prevents tearing during automated packaging FDA/USDA-compliant virgin LDPE safe for direct contact with paper products Multiple closure options for flexible workflow integration Moisture protection shields materials from rain and humidity during transit Specifications: 13" x 20" | 4 mil | LDPE (Low Density Polyethylene) | 500/case | FDA/USDA-compliant | Open top | Bottom seal or side weld Common Applications: Shipping magazines and trade publications, mailing catalogs and product brochures, protecting large-format marketing materials, fulfillment operations for subscription services, e-commerce packaging for posters and prints, protecting documents and reports during distribution, packaging oversized greeting cards and calendars. What are flat poly bags? Flat poly bags are simple, open-top polyethylene bags with a sealed bottom or side, designed for general-purpose packaging, shipping, and product protection. They offer an economical solution for businesses needing versatile packaging that can be sealed with heat, ties, tape, or staples. What mil thickness is best for shipping magazines? For most magazine and catalog applications, 4 mil thickness provides excellent puncture resistance against stapled bindings and sharp corners while remaining cost-effective for high-volume operations. Lighter 2-3 mil bags work for thin periodicals, while 6 mil may be needed for heavily bound publications with wire or coil spines. Can LDPE bags be heat sealed? Yes, LDPE (Low Density Polyethylene) bags can be effectively heat sealed using impulse sealers, continuous band sealers, or hand-held heat sealers. The low melting point of LDPE creates a strong, permanent seal ideal for automated packaging lines and high-volume fulfillment operations.

Brand: NFC Bags
SKU: 1231
Price: 103.21 USD
Availability: OutOfStock

Flat Poly Bags 13" x 20" 4 mil 500/CTN

Product Details

Brand: NFC Bags

Gauge: 4

Film Type: Recyclable LDPE

Flat Poly Bags 13" x 20" 4 mil 500/CTN

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