Custom Back Seal Bags
Order custom black seal bags that are a perfect option for high-speed and cost-effective automated packaging. These bags have a centralized seam that runs down the reverse side and seals at the bottom and top. Black seal bags do not have side seals, ensuring uninterrupted canvas for printing. You can pack single servings in these bags and customize them according to the product’s specific needs. At Mylar Bags Maker, we deliver high-end packaging services that ensure long-term preservation of your packed item. So get a free quotation and share your order for the lowest rates!
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| Dimension (L + W + H) | All Custom Sizes & Unique Shapes |
|---|---|
| Quantities | Minimum Order Quantity is 500 Pieces |
| Paper Stock | BoPET (biaxially-oriented polyethylene terephthalate) film, 89 µ to 178 µ (or 3.5 mils up to 7 mils) |
| Printing | No Printing, CMYK, CMYK + 1 PMS color, CMYK + 2 PMS colors |
| Finishing | Gloss Lamination, Matte Lamination, Gloss AQ, Gloss UV, Matte UV, Spot UV, Embossing, Foiling |
| Included Options | Die Cutting, Gluing, Scored, Perforation |
| Additional Options | Zipper, Hanging holes, Tear Notch, stand-up feature, child-resistant lock |
| Proof | Flat View, 3D Mock-up, Physical Sampling (On request) |
| Turnaround | 14-22 Business Days |
| Shipping | FLAT |
Our Popular Sizes
| Weight (Metric) | Weight (Imperial) | Bag Size (Inches) |
|---|---|---|
| 1 Gram | 0.035 oz | 3×4 |
| 3.5 Grams | 1/8 oz | 3.5×5 |
| 7 Grams | 1/4 oz | 4×6 |
| 14 Grams | 1/2 oz | 5×8 |
| 28 Grams | 1 oz | 6×9 |
| ∼113 Grams | 1/4 Pound | 8×10 |
| ∼227 Grams | 1/2 Pound | 10×12 |
| ∼454 Grams | 1 Pound | 13×15 |
Custom Designs And Premium Quality MylarBagsMaker
Water-Based Inks
→ Eco-friendly and low in chemicals → Low odor and safer for food packaging → Good print quality → Less durable than solvent inks on plastic
Soy / Vegetable-Based Inks
→ Made from natural oils (soy, vegetable) → Environmentally friendly option → Bright and rich colors → Easier to recycle packaging → Slightly slower drying time
Pantone Inks
→ Uses standardized color system (PMS) → Ensures exact color matching → Best for brand consistency → Ideal for logos and specific brand colors
Pantone Metallic Inks
→ Metallic colors like gold, silver, bronze → Premium and shiny appearance → Enhances luxury packaging look → Used for high-end branding
Digital Printing
→ Best for small orders → No printing plates required → Fast turnaround time → Good for custom designs & multiple variations
Rotogravure Printing
→ Best for high-quality bulk production → Excellent color depth and detail → Ideal for large quantities → Higher setup cost but cheaper per unit in bulk
Flexographic Printing
→ Suitable for medium to large orders → Cost-effective option → Good for simple designs and fewer colors
Screen Printing
→ Used for basic designs or logos → Best for limited color printing → Not ideal for complex graphics
Offset Printing (for laminated films)
→ High-quality printing → Used in premium packaging → Works well with detailed artwork
Matte Finish
→ Most popular, gives a clean and premium look
Gloss Finish
→ Shiny and bright, makes colors stand out
Spot UV
→ Highlights logo or design with a shiny effect (very popular)
Anti-Scratch Coating
→ Protects the surface from scratches
Foil Stamping (Gold/Silver)
→ Adds a luxury metallic look
Holographic Effect
→ Trendy, eye-catching rainbow shine
Zipper Closure
→ Resealable and keeps products fresh
Tear Notch
→ Easy to open for customers
Hang Hole (Euro Hole)
→ For retail display
Bottom Gusset
→ Helps the bag stand and adds space
Rounded Corners
→ Safe and smooth edges
Tamper-Evident Seal
→ Ensures product safety
Spout / Nozzle
→ For liquids or powders
Tin Tie Closure
→ Resealable fold-over closure
Embossing
→ Raised design or logo
Debossing
→ Pressed (sunken) design effect
Clear Window
→ Shows product inside
Frosted Window
→ Semi-transparent premium look
Degassing Valve (Standard)
→ Used for coffee bags to release gas but does not allow air inside → Made from plastic (PE, PP, silicone parts) → Not biodegradable → Must be removed before recycling
Degassing Valve (Compostable )
→ Used for coffee bags to release gas but does not allow air inside → Made from biopolymers / compostable materials → Breaks down in composting conditions → Eco-friendly alternative
BoPET (Biaxially Oriented Polyethylene Terephthalate)
→ The main “Mylar” material, strong, flexible, and moisture-resistant
PET (Polyester Film)
→ Provides strength and durability
Aluminum Foil (AL)
→ Blocks light, oxygen, and moisture
PE (Polyethylene)
→ Inner layer used for sealing and food safety
CPP (Cast Polypropylene)
→ Heat-resistant and good for sealing
Nylon (PA)
→ Adds extra strength and puncture resistance
Kraft Paper
→ For eco-friendly, natural look (kraft + Mylar inside)
What Our Clients Say
Trusted by thousands of businesses worldwide for premium mylar bag packaging
"Just received my custom holographic mylar bags from Mylar Bags Maker. Fully satisfied with the quality and prices! "
"Mylar Bags Maker has always mesmerised us with their top-notch quality and limitless design investing, 100 % satisfied!"
"Mylar Bags Makers has the best turnaround time. I ordered five days ago, and today received high-quality bags."
"I have been getting my Mylar bag from Mylar Bags Maker for more than 2 years. The quality is always exceptional with the best rates in the market."
"Mylar Bags Maker is my long-term partner for custom poly mailers. I always get impeccable designs and the fastest shipping in Canada."
"I just got die-cut mylar bags from Mylar Bags Maker, and I am fully satisfied with the design and quality. The best packaging I ever had!"
Questions about Mylar Bags Maker
Find clear answers about custom mylar bags, printing, turnaround times, and everything else you need before placing your order.
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