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ECMA A11.20.03.03

Reduced-Flap Bottom Carton with Tuck-In Top

  • Available in a wide range of custom configurations & material selection.
  • Order 1 sample. Or order 100K+ units. Or anything in between.
  • Affordable delivery across North America.
  • Design support, warehousing, testing, assembly available.
  • Widest machinery capability in America via 30+ specialist partner plants.
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Product details

Top highlights

  • Reduced-flap bottom with one fully covering flap
  • Tuck-in flap top closure
  • Single glued side seam for flat delivery

About this product

This long-seam-glued folding carton uses a reduced-flap bottom with one flap fully covering the opening and a tuck-in top.

The top provides the only tuck-in closure. The bottom is the reduced-flap closure defined by code 11, not a friction-fit tuck bottom.

Common uses

  • Cosmetics
  • Pharmaceuticals
  • Lightweight electronics
  • Premium retail goods

Get a quote

Share what you know. We'll take it from there. Or email us at info@herculeindustrial.com

Best Price Guarantee

Already have a packaging quote? Let us beat it.

Send us the quote you have. We will beat it for the same specifications, quantity, and delivery requirements.

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Free quote review. No obligation.

30+specialist partner plants

We supply through the plant best suited to your price, material, production, and delivery requirements.

Why we can beat a lower quote

30+ plants give us more ways to lower the price.

Each plant has different machinery, material costs, order minimums, and freight rates. Our buying volume helps us secure better pricing. We then quote through the plant that gives you the lowest total price for your requirements.

Send us your current quote. Watch us beat it.

Attach it to the quote form or email it to us. We'll review it free and send you our price.

Upload a competing quoteinfo@herculeindustrial.com
Best Price Guarantee terms

To qualify, send a written supplier quote dated within the past 30 days and addressed to your company. It must cover the same dimensions, construction, material, print, finish, quantity, tooling, freight, delivery date, and delivery location. The guarantee does not cover taxes, expired quotes, liquidation or clearance sales, or obvious pricing errors.

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Retail and Lightweight Product Packaging

Premium retail display

The straight-tuck configuration is a common choice for high-end cosmetics and personal care products because it presents a perfectly clean front panel. The top and bottom tucks fold to the rear, keeping the primary branding area uninterrupted by seams or raw edges.

Small or loose-item containment

The addition of a third dust flap at the top opening creates a tighter barrier than standard two-flap designs. This makes it a strong choice for pharmaceutical packaging, small parts, or products that might otherwise slip past the edges of a standard lid.

Lightweight pharmaceutical packaging

For light bottles or blister packs, the friction-fit bottom provides enough support while the extra top flap adds a layer of security against accidental spills during handling.

Hand-packed specialty goods

Delivered flat with a pre-glued side seam, this carton pops open easily for manual loading. The friction-fit tucks and slit locks secure quickly by hand, making it efficient for lower-volume or specialty packing lines.

Cosmetics, Pharmaceuticals, and Premium Goods

Cosmetics and personal care

Brands prioritizing shelf appearance often select straight-tuck designs to ensure the front panel remains entirely free of closure lines, allowing full use of the primary display area.

Hand-packed retail rollouts

Operations relying on manual assembly benefit from the simple friction closures. The pre-glued sleeve opens quickly, and the tuck flaps require no extra tape or adhesive on the packing table.

Automated cartoning lines

While straight-tuck cartons are widely automated, the extra front dust flap on this specific template may require verification with your packing equipment. Some standard cartoners are only tooled to fold two side dust flaps before closing the main lid.

When to Consider Sealed or Locked Bottoms

Heavy products requiring base support

Friction-fit tuck bottoms can open under the weight of heavy jars or dense components. If the product is heavy, evaluate an overlapping sealed bottom or a crash-lock base that provides mechanical support.

High-speed standard automation

If your automated filling line cannot accommodate a third top dust flap, a standard reverse-tuck or straight-tuck carton without the front barrier will be a safer choice for uninterrupted production.

Tamper-evident requirements

This carton relies on friction locks. If the product requires strict tamper evidence, you will need to add clear wafer seals, or evaluate a carton style with a glued or tear-strip closure.

Board Choice and Automated Packing

Board grade and caliper

The top closure relies on slit locks that engage with the side dust flaps. Folding boxboard (FBB) or solid bleached board (SBB) provides the right balance of stiffness and clean folding. Micro-flute corrugated is generally not recommended, as the flutes can crush and weaken the friction locks.

Outer shipping protection

This is a primary retail carton. It does not have the structural rigidity or closure security to handle direct parcel shipping on its own and will require a master shipper or corrugated outer box for transit.

Top closure automation

Check your cartoning equipment to ensure it can fold the third front dust flap. If it cannot, the template can be adjusted to remove it.

Bottom closure weight limits

Review the product weight against the friction limits of a tuck bottom. Heavy items may push the bottom flap open when the carton is lifted.

Slit Lock and Flap Adjustments

Slit lock tuning

The depth and offset of the top slit locks can be adjusted based on the exact thickness of your chosen board. This ensures the lid snaps securely into place without tearing the dust flaps during repeated opening.

Dust flap removal

If the extra front dust flap interferes with your packing line or isn't necessary for your product, the template can be modified to a standard two-flap straight tuck.

Bottom closure swap

If the product is too heavy for a tuck bottom, the base can be changed to an overlapping sealed bottom, matching the official ECMA A11.20.03.03 catalog drawing.

Board and packing details

Bottom closure expectations

Buyers familiar with the official ECMA catalog may expect the A11.20.03.03 code to feature an overlapping, tape-sealed bottom. This specific production template uses a straight-tuck bottom instead, prioritizing a clean retail appearance over the need for bottom tape or glue.

Additional notes

Base reinforcement for heavier items

If your product is slightly too heavy for a standard tuck bottom but you want to keep the clean straight-tuck look, a custom internal insert can sometimes be designed to distribute the weight away from the bottom flap seam.

Related Retail Cartons

A11.30.03.03: Scissor Lock Top Carton

Evaluate if you need a different top-locking mechanism for added security or a different opening experience.

FAQs

Product fit and weight

How much weight can the bottom tuck flap hold?

Tuck bottoms rely entirely on friction. They are designed for lightweight consumer goods, cosmetics, and pharmaceuticals. Heavy glass jars or dense metal parts may cause the bottom to open when lifted, requiring a switch to a sealed or crash-lock base.

Packing and automation

Can this carton be packed on automated lines?

Automated packing is possible, but the equipment must be capable of handling the unique three-flap top dust barrier. If your cartoner is only set up for standard two-flap closures, the template may need to be adjusted.

Print and presentation

Why choose a straight tuck over a reverse tuck?

A straight tuck places both the top and bottom closure hinges on the back panel. This leaves the front display panel completely uninterrupted, with no raw paperboard edges visible at the top or bottom, creating a cleaner look on the retail shelf.

Closure and security

Does this box need tape or glue to stay closed?

The side seam is pre-glued during manufacturing. The top and bottom closures use friction and slit locks to stay closed. However, if you need tamper evidence for retail, you will need to add clear wafer seals or branded labels over the tuck flaps.

Materials

Can this be made from corrugated board?

It is highly recommended to use folding cartonboard (like FBB or SBB). Corrugated micro-flutes can crush at the tuck flaps and slit locks, making the closures clumsy and less secure.

Shipping

Can I ship this directly in the mail?

This is a primary retail package. The friction closures can easily open during rough transit handling. It should be packed inside a sturdy corrugated mailer or master shipper for transit.

Product fit and weight

What is the purpose of the third top dust flap?

The extra front dust flap folds in before the side flaps, creating a tighter barrier that prevents small items, powders, or internal dust from escaping the top of the carton.

Design standards

Why does this template differ from the official ECMA drawing?

The official ECMA A11.20.03.03 catalog entry shows an overlapping bottom. This specific EngView production template uses a straight-tuck bottom instead, which is often preferred for retail display because it avoids the need for bottom tape or glue.