Smell Proof Flat Bottom Bag | High-Barrier Odor-Proof Packaging Manufacturer
Factory Direct Supply from China Since 2009

Product Type, Functions & Use Scenarios

Smell proof flat bottom bag is a versatile high-barrier flexible packaging solution designed for odor-intensive products. It integrates advanced odor-proof technology, multi-layer barrier materials, and a stable flat bottom design to completely contain odors while preserving product quality. Suitable for a wide range of applications, this bag is ideal for brands and retailers needing discreet, odor-free packaging for their products.
- Main Functions: 100% odor-proof, moisture-proof, oxygen-barrier, light-blocking, tamper-evident, easy storage
- Use Scenarios: Cannabis/weed, herbs, spices, pet treats, smoked food, sports gear, and other odor-intensive products
- Core Selling Points: 100% odor containment, high barrier, durable, versatile, customizable, tamper-evident
Product Specifications
|
Item |
Specification |
|
Material |
Mylar/AL/PE (premium odor-proof), PET/AL/NY/PE (high barrier + odor-proof) |
|
Thickness |
100μm / 120μm / 150μm / 180μm (customizable based on product type) |
|
Size |
Height, width, bottom gusset fully customizable; capacity 10g/50g/100g/250g/500g/1kg |
|
Surface Finishing |
Matte, glossy, frosted, black opaque (light-blocking), colored opaque |
|
Printing Customization |
Single-color to 10-color high-definition printing; support logo, product info, batch number, QR code, warning labels |
|
Sealing Method |
Heat sealing + odor-proof resealable zipper + tamper-evident seal |
|
Additional Features |
Tear notch, hang hole, transparent window (light-blocking optional), handle (for large-capacity bags) |

Application Areas
Odor-Intensive Products: Cannabis/weed, hemp flower, herbs, spices, smoked meat/fish, pet treats, sports shoes, gym gear, essential oils, strong-smelling cosmetics.

Product Features & Advantages
100% Odor-Proof Guarantee
Multi-layer structure (Mylar + aluminum foil + food-grade PE) creates airtight barrier-zero leakage even for strong-smelling products.
Multi-Functional Protection
Blocks moisture, oxygen, light & odors simultaneously. Preserves aroma of herbs/spices, keeps smoked food fresh, prevents sports gear odors.
Durable & Reusable
Thickened material with reinforced sealing edges. Resealable zipper maintains odor containment for repeated long-term use.
Fully Customizable
Suitable for food & non-food products. Custom sizes, capacity, materials, printing & features available.
Discreet & User-Friendly
Opaque surface for discretion; flat bottom for stable standing; tear notch for easy opening.

OEM / ODM Customization Service

- Customization Options: Material structure (odor-proof level), thickness, size, capacity, printing (logo, patterns, text), surface finishing, zipper type, tamper-evident seal, transparent window, handle
- MOQ: 500 pieces (flexible terms for different product categories)
- Sample Time: 7–10 working days
- Sample Cost: Free stock samples; customized samples charged based on complexity, refundable after mass production
- Lead Time: 15–25 days after order and design proof confirmation
Company Profile
Shenzhen Hongbang Packaging Products Co., Ltd. is a professional manufacturer specializing in smell proof packaging. Founded in 2009, we have advanced odor-proof packaging technology and automated production lines, with strict quality control to ensure 100% odor containment. Our products comply with international standards (food-safe for edible products), providing reliable packaging solutions for brands in various industries worldwide.

Logistics & Delivery
- Shipping Methods: Sea freight, air freight, international express (DHL, FedEx, UPS)
- Export Markets: Global (Europe, North America, Southeast Asia, Australia)
- Delivery Time: On-time shipment guaranteed; export packaging uses neutral cartons with moisture-proof layers to protect the bags during transportation
- Export Packaging: Standard export cartons; large-capacity bags are packaged with reinforced pallets to prevent deformation

FAQ
Q1: Can the bag contain the odor of strong spices (e.g., chili powder, cumin)?
A: Yes, our premium odor-proof structure completely contains strong spice odors, preventing cross-contamination with other products during storage or transportation.
Q2: Is the material food-safe for edible products like smoked meat?
A: Yes, all materials comply with FDA and EU food contact standards, non-toxic and odorless-safe for direct contact with edible products.
Q3: How long does the odor-proof feature last?
A: The odor-proof performance is permanent as it is part of the material structure, not a coating-maintaining effectiveness for the bag's entire service life.
Q4: Can I customize a clear smell proof bag for product display?
A: Yes, we offer clear odor-proof film (specialized material that blocks odors while remaining transparent) for products that need to be displayed, with optional light-blocking coating if required.

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