12x18" 4 Mil Reclosable Poly Bags - FDA Compliant, Case of 500
$141.71
/ case of 500$0.28 per bag
Request bulk pricing
Ships from the nearest of 5 US warehouses · freight calculated at checkout
30-day returns on stock items · Return policy
Inside dimensions
12" × 18"
Board / material
4 Mil
Color
Clear
Freight class
Class 60
Specifications
| Inside dimensions | 12" × 18" (L × W) |
|---|---|
| Board / material | 4 Mil |
| Color | Clear |
| Sold as | Case of 500 |
| Order in multiples of | 500 |
| Case weight | 32.5 lb |
| Outer carton (shipping) | 12.75 × 12.25 × 11.0 in |
| LTL freight class | Class 60 |
| GTIN | 841436091954 |
| SKU | PB3789 |
About this item
SKU PB3789 — 12" × 18", 4 Mil, Clear. Sold as a case of 500, shipped from US warehouses.
The 12 x 18" 4 Mil reclosable poly bag is for parts, samples, documents, kits, hardware, and small inventory that needs repeated access. Listed dimensions are 12 x 18"; bag details include 4 Mil, reclosable; sold by the case; listed weight 32.5 lb. Use the 12 x 18" bag size as a parts bag, inner poly envelope, kitting bag, apparel bag, or lightweight e-commerce bag when the contents fit the listed thickness.
Reclosable poly bags: Good fit for parts, samples, documents, apparel accessories, small kits, and inventory that needs a resealable closure. These poly bags help fulfillment, warehouse, ecommerce, and parts teams choose right-sized bags for storage, kitting, packing, and shipping workflows.
Common questions
Are these bags food-safe and compliant for commercial use?
Yes. These 4 mil reclosable poly bags meet FDA and USDA requirements for direct food contact, making them suitable for bakeries, delis, prepared foods, supplements, and other regulated applications. Always verify your specific product category requirements with local regulations.
How many times can these bags be reused before they fail?
The 4 mil thickness and durable LDPE construction support multiple reclosure cycles (typically 5-10+ uses depending on contents and handling). The zipper track remains functional through repeated opening and closing, making these cost-effective for reusable storage scenarios.
What's the difference between 4 mil and thinner poly bags?
At 4 mil, these bags provide puncture resistance, tear strength, and moisture barrier compared to 2-3 mil alternatives. The extra thickness translates to longer product shelf life, fewer damaged shipments, and better performance in industrial and food applications where durability is non-negotiable.
Can I use these bags for freezer storage?
Yes. LDPE poly bags remain flexible at freezer temperatures and won't become brittle. The 4 mil thickness and sealed zipper closure protect frozen products from freezer burn and moisture infiltration, making these ideal for food storage in commercial and retail freezer applications.
Order support
Questions on specs or freight?
Send the SKU, quantity, and delivery ZIP and we will confirm specs, availability, and freight before you order.