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Product Specification
Item | Flat Bottom Bag |
Printing: | Gravure printing(up to 10 colors), Digital printing(CMYK- no plates fee), CTP printing( no plates fee) |
Material | 2Layers laminated material: PET/PE,PET/CPP ,BOPP/PE,BOPP/CPP ,NY/PE |
3 Layers laminated materials: PET/METALIZED PET/PE, PET/AL/PE, BOPP/MPET/PE , BOPP/AL/PEPET/NY/P, Kraft Paper /MPET/LDPE | |
4Layers laminated materials: PET/AL/NY/PE,PET/MPET/NY/PE | |
Size & Thickness: | Custom based on your requirement |
Design | Custom available- we got our own design team |
Features | Zipper, Clear Window, Tear Notch,Degassing Valve, Hang Hole, etc. |
Advantages | the material are absolutely non-toxic, food grade |
some material can be strong enough for bag transportation ; | |
waterproof and good barrier to many kinds of gases; | |
Sample | Various types are available, free of charge |
Application: | Dried Food Packaging; Frozen Food Packaging; Pet Food Packaging; Tea and Coffee Packaging; Salt, Sugar and Spices Packaging; Rice Packaging; Chemical Fertilizer Packaging; Chocolate and Candy Packaging; Cosmetic Facial Sheet Mask Packaging; Tobacco and Cigarette packaging; Medical and Pharma Packaging; Fruit and Vegetable Packaging; Protein Power Packaging, Milk powder Packaging |
Why Choose Our Flat Bottom Bags?
1. Superior Shelf Stability
The flat bottom design ensures the bag stands upright consistently, making it ideal for retail shelves and enhancing product visibility.
2. Maximum Storage Efficiency
Unlike traditional pouches that taper at the bottom, flat bottom bags use space efficiently, allowing for more product to fit in the same footprint.
3. Enhanced Branding Opportunities
With five printable panels (front, back, left side, right side, and bottom), brands have ample space to display product information, logos, and marketing messages.
4. High Durability and Strength
The use of multiple layers of film provides excellent barrier properties, protecting the contents from moisture, oxygen, and light.

Q1: What is a flat bottom bag?
A: A flat bottom bag, also known as a Doypack, is a flexible packaging bag with a folded bottom design. When filled with product, it can stand stably upright on the shelf, offering better display and shelf appeal compared to traditional back-sealed bags.
Q2: What is the difference between a flat-bottom bag and a stand-up pouch?
A: Both have a self-standing function. Typically, a "flat-bottom bag" focuses more on describing its physical structure (achieved through folded corners at the bottom), and may have various opening methods (such as heat sealing). A "stand-up zipper pouch," on the other hand, emphasizes its sealing method (with a resealable zipper), and it is usually also a flat-bottom design. In short, a flat-bottom bag with a zipper is a type of stand-up zipper pouch.
Q3: What types of products are suitable for packaging in this type of bag?
A: This type of bag, with its capacity and structure, is ideal for packaging various dry or free-flowing solids, such as:
Food: Coffee beans, pet food, rice, sugar, nuts, snacks.
Industrial products: Chemical granules, fertilizers, seeds, plastic pellets.
Consumer goods: Cat litter, laundry detergent, gardening soil (for some models).
Laboratory
We, at Colorful Printing &, Packaging, have been providing printing and packaging solutions
worldwide to a wide range of industries for nearly a decade.
Our own factory is equipped with 4 printing lines and 30 bag-making lines, generating an
annual revenue of over $60 million US dollars.

External Assessment
We strictly control the appearance of raw materials, measure their thickness, size,etc.,and only use qualified
ones.

Professional laboratory
Professional laboratory instruments are used to ensure the professional and appropriate quality of our raw materials, providing quality assurance for the production of high-quality packaging for our customers.

One-stop production
By deeply integrating the packaging process into the end of the production line, we achieve integrated and efficient operation from production and packaging to warehousing.
