Tuck End Box

Tuck End Box

Snap Lock 1-2-3

Snap Lock 1-2-3

Auto Bottom Box

$1.15
Availability: In stock
SKU
Auto Bottom Box
Design Guide – Tuck End Box | ISGC Packaging

How to Order in 4 Simple Steps

From precise measurements to premium printing — everything you need to get your tuck end box exactly right.

1
TOP TUCK FLAPbottom tuck (closed)FRONTHEIGHTLENGTHWIDTH
Step 01
Measure Your Product
A tuck end box is a single-piece folding carton. Tuck flaps on both the top and bottom fold in to close the box securely. Measure internal Length, Width, and Height.
✦ Add 3–5 mm per side so your product fits comfortably and the tuck flaps close flat.
2
BOARD / PAPER STOCK400 gsmHeavy350 gsm★ Best300 gsmStandard— coated paper or card —Single piece — die-cut & scoredfolds flat for easy shipping
Step 02
Choose Paper Stock
Tuck end boxes are made from a single sheet of coated paperboard — die-cut, scored, and folded. They ship flat and assemble in seconds.
✦ 350 gsm gives the best balance of rigidity, clean fold lines, and print quality.
3
LOGOFRONT10 mm safe zoneTOP TUCKBOTTOM TUCKDUST FLAPSIDEBACKGLUEbranding facetuck / sidedust flap
Step 03
Design Your Artwork
One flat dieline covers all panels: front, back, two sides, top and bottom tuck flaps, and a glue tab. All artwork prints in one pass.
✦ Keep logos 10 mm from fold lines. Avoid placing key art near the glue tab or tuck edges.
4
FINISH OPTIONSMatteGlossSoftFoil ★UVTUCK TABBRANDRecommended: Gloss + Spot UV
Step 04
Pick Your Finish
Choose Matte or Gloss lamination. Add Spot UV, Foil Stamping, or Soft-Touch coating to make your brand pop on the front panel and tuck flaps.
✦ Best combo: Gloss lamination + Spot UV on the logo for a retail-ready look.
Tuck Top Auto Bottom Box FAQ | ISGC Packaging

FAQ

If your questions are not listed here, please contact us

Structure & Materials

1. What is a tuck top auto bottom box?

A tuck top auto bottom box (also called snap lock bottom or crash lock bottom) is a single-piece folding carton with a tuck flap closure on top and an automatic locking bottom that pops into place without tape or glue. It combines ease of assembly with secure product protection.

Commonly used for retail packaging, food products, cosmetics, electronics, and high-volume packaging operations

2. How does the auto bottom mechanism work?

The auto bottom features interlocking flaps that snap into place when the box is opened:

  • Pre-glued flaps lock together automatically
  • No tape or additional adhesive required
  • Creates a strong, stable base instantly
  • Significantly faster assembly than standard tuck boxes

The auto bottom design reduces packaging time by up to 50% compared to manual bottom assembly

3. What materials are used to make tuck top auto bottom boxes?

Tuck top auto bottom boxes are made from coated paperboard:

  • SBS (Solid Bleached Sulfate) – bright white, premium finish
  • CUK (Coated Unbleached Kraft) – natural kraft appearance
  • Thickness typically 300-450 gsm (12-20 pt) for bottom strength
  • Clay-coated surface for excellent print quality

Heavier stock is often used to support the auto bottom mechanism and product weight

4. Are tuck top auto bottom boxes custom sized?

Yes. Every tuck top auto bottom box is custom-made to your product dimensions.

  • Length, width, and height are tailored to fit
  • Top tuck flap depth can be adjusted
  • Auto bottom mechanism engineered for product weight
  • Glue pattern optimized for secure bottom lock

Custom sizing ensures fast assembly and secure product support

5. Do tuck top auto bottom boxes ship flat?

Yes. Tuck top auto bottom boxes are delivered flat (knocked down) with the auto bottom pre-glued and ready to assemble.

Flat shipping minimizes freight costs and storage space

Bottom snaps into place automatically when box is opened

Ideal for high-speed packaging lines

6. Are tuck top auto bottom boxes eco-friendly?

Yes. Tuck top auto bottom boxes are environmentally responsible:

  • 100% recyclable paperboard
  • FSC-certified paper options available
  • Biodegradable and compostable
  • Water-based inks and adhesives

The minimal glue used in the auto bottom mechanism doesn't affect recyclability

Printing, Finishing, & Customization

1. Can I print on the inside and outside of the box?

Yes. Printing options include:

  • Outside only – most cost-effective option
  • Inside and outside – enhanced brand experience
  • Interior base printing visible when box is opened
  • Full bleed coverage on all visible panels

Inside printing is popular for premium retail products and unboxing experiences

2. What finishes are available?

Tuck top auto bottom boxes support a range of protective and decorative finishes:

  • Matte or gloss lamination
  • Soft-touch (velvet feel) lamination
  • Aqueous coating (eco-friendly, water-based)
  • UV coating for high-gloss areas

Finishes protect against scuffing and enhance shelf appeal

3. What embellishments can be added?

Premium embellishments elevate tuck top auto bottom boxes:

  • Hot foil stamping (gold, silver, holographic, custom colors)
  • Spot UV for glossy logo highlights
  • Embossing or debossing for dimensional texture
  • Metallic inks for shimmer effects

Embellishments make products stand out on retail shelves

4. Can I add a window to see the product?

Yes. Window options include:

  • Die-cut window with clear PET or PVC film
  • Custom window shapes (circle, oval, rectangle, custom die)
  • Full front panel window for maximum visibility
  • Multiple windows on different panels

Windows allow customers to see the product before purchase while maintaining structural integrity

5. Can I add special features like hang tabs?

Yes. Common special features include:

  • Hang tabs or euro slots for retail display
  • Tear strips or perforations for easy opening
  • Thumb notches for easy product access
  • Tamper-evident seals on the tuck flap

The auto bottom provides stability for hanging displays

Artwork & Ordering

1. Do I need to supply a dieline or artwork file?

You can:

  • Upload your finished artwork with bleed and safe zones
  • Use our provided dieline template
  • Work with ISGC Packaging's design team for custom design

Tuck top auto bottom dielines include the glue pattern for the auto bottom mechanism

All artwork is reviewed and proofed before production

2. What file formats do you accept?

We accept industry-standard print files:

  • Adobe Illustrator (.ai, .eps)
  • PDF (high-resolution, with bleed)
  • InDesign (packaged with fonts and images)
  • CMYK color mode, 300 dpi minimum

Our pre-press team will review files for print-readiness

3. What is the minimum order quantity?

Minimum order quantities vary based on customization:

  • Standard tuck top auto bottom boxes: typically 2,000-5,000 units
  • Complex designs with special finishes: may require higher minimums
  • Digital printing: lower minimums available (1,000-2,000 units)

Auto bottom boxes typically have slightly higher minimums due to gluing requirements

4. What is the typical lead time?

Production timeline depends on order complexity:

  • Standard tuck top auto bottom boxes: 2-3 weeks after artwork approval
  • Complex embellishments or special finishes: 3-4 weeks
  • Rush orders: available with expedited fees
  • Physical samples: 7-10 business days

Lead times may vary based on current production schedule and gluing line availability

5. Can I order samples before committing to production?

Yes. We strongly recommend ordering samples:

  • Physical sample with your custom specifications
  • Test the auto bottom locking mechanism
  • Review colors, finishes, and embellishments
  • Verify fit with your actual product
  • Assess ease of assembly and structural integrity

Samples help ensure the auto bottom functions properly before full production

Warranty & Quality Assurance

1. Is there a warranty on tuck top auto bottom boxes?

Yes. ISGC Packaging stands behind its products and covers manufacturing defects related to materials, printing, die-cutting, gluing, and workmanship.

Every order is produced to approved specifications and quality standards

2. What does the warranty cover?

The warranty generally includes:

  • Structural defects in the paperboard
  • Die-cutting or scoring errors affecting assembly
  • Auto bottom gluing defects or locking failures
  • Printing issues that differ from approved proofs
  • Finishing or embellishment defects caused during production

Claims are evaluated against approved samples or proofs

3. What is not covered under warranty?

The warranty does not cover:

  • Damage after delivery due to handling, storage, or shipping
  • Artwork errors approved by the customer
  • Normal wear and tear from use
  • Color variations within industry-standard tolerances (±10%)
  • Auto bottom failure due to overfilling or exceeding weight capacity
  • Glue failure due to improper storage in humid or hot conditions

Our review process helps catch issues before production begins

4. What should I do if there is an issue with my order?

Contact ISGC Packaging promptly if you notice a concern.

  • Our team will review the issue thoroughly
  • Compare it with approved files, samples, or proofs
  • Test auto bottom functionality and structural integrity
  • Work with you toward an appropriate resolution

Customer satisfaction and long-term partnerships are our priority

5. How should I store tuck top auto bottom boxes?

To maintain quality and functionality:

  • Store flat in a cool, dry environment (40-70°F, 40-60% humidity)
  • Keep away from heat sources that could affect glue adhesion
  • Stack boxes carefully to prevent crushing or bending
  • Protect from moisture to maintain paperboard and glue integrity
  • Use within 6-12 months for best auto bottom performance

Proper storage ensures the auto bottom mechanism functions reliably

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