3" x 5" 4 Mil Reclosable Bags - 1,000/Case
3" x 5" 4 Mil Reclosable Bags - 1,000/Case

3" x 5" 4 Mil Reclosable Bags - 1,000/Case

SKU: 40Z030500
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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.

Please note: These are not Ziploc® brand bags.

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.

SPECIFICATIONS
Width3 in
Length5 in
Thickness4 Mil
ColorClear
MaterialLow Density Polyethylene (LDPE)
Weight5.7 lb
Quantity in Unit1000/Case
Unit TypeCase
Discount Plastic Bag SKU300405
Interplas SKUCZ40305
Uline SKUS-1707

Material:
LDPE (Low-Density Polyethylene)
Sulfur-free, Amine-free, Silicone-free, Latex-free
BHT (Butylated Hydroxy Toluene) free
Chlorine-free, PVC-free

Temperature Range:
20° – 150° F

Capacity:
Not tested for weight capacity

Recycling:
Recyclable #4

Usage Guidelines:
Side-seal design
Shipped with zippers closed (no “open” option)
Freezer-safe, but not for quick/flash freezing
Not suitable for dry ice, microwaving, baking, cooking, or boiling
Not leakproof, waterproof, or airtight (see Leakproof Bags)
Not treated for end-user printing

Specifications:
Acid-free and archival safe
MVTR (Moisture Vapor Transmission Rates) / OTR (Oxygen Transmission Rates) not available

Packaging:
Bags are inner-packed in smaller quantities for convenience (e.g., 10 packs of 100 per carton).

Product Name Add to Cart
2" x 3" 4 Mil Reclosable Bags - 1,000/Case
2.5" x 3" 4 Mil Reclosable Bags - 1,000/Case
3" x 4" 4 Mil Reclosable Bags - 1,000/Case
4" x 4" 4 Mil Reclosable Bags - 1,000/Case
4" x 6" 4 Mil Reclosable Bags - 1,000/Case
4" x 8" 4 Mil Reclosable Bags - 1,000/Case
5" x 8" 4 Mil Reclosable Bags - 1,000/Case
6" x 4" 4 Mil Reclosable Bags (Snack Size) - 1,000/Case
6" x 6" 4 Mil Reclosable Bags (Sandwich Size) - 1,000/Case
6" x 8" 4 Mil Reclosable Bags (Pint Size) - 1,000/Case
6" x 9" 4 Mil Reclosable Bags - 1,000/Case
6" x 10" 4 Mil Reclosable Bags - 1,000/Case
8" x 8" 4 Mil Reclosable Bags - 1,000/Case
8" x 10" 4 Mil Reclosable Bags - 1,000/Case
9" x 12" 4 Mil Reclosable Bags - 1,000/Case
10" x 10" 4 Mil Reclosable Bags - 1,000/Case
10" x 12" 4 Mil Reclosable Bags (1 Gallon) - 1,000/Case
10" x 13" 4 Mil Reclosable Bags - 500/Case
12" x 12" 4 Mil Reclosable Bags - 1,000/Case
12" x 15" 4 Mil Reclosable Bags - 500/Case
13" x 15" 4 Mil Reclosable Bags (2 Gallon) - 500/Case
13" x 18" 4 Mil Reclosable Bags - 500/Case
14" x 20" 4 Mil Reclosable Bags - 500/Case
14" x 24" 4 Mil Reclosable Bags - 250/Case
18" x 24" 4 Mil Reclosable Bags - 250/Case
20" x 20" 4 Mil Reclosable Bags - 250/Case
24" x 24" 4 Mil Reclosable Bags - 250/Case
24" x 30" 4 Mil Reclosable Bags - 100/Case
3" x 3" 4 Mil Reclosable Bags - 1,000/Case

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