Product Video
Custom Auto Lock Bottom Box - Self-Locking Folding Packaging
Add Efficiency to Your Packaging with Auto Lock Bottom Boxes Our Auto Lock Bottom Boxes feature a smart self-locking fold design that assembles in seconds without tape or glue. The reinforced bottom provides secure support for heavier products while the fold-flat construction saves shipping and storage costs. Why Brands Choose Auto Lock Bottom Boxes: ✓ Self-Locking Bottom — Quick 5-second assembly, no tape or glue needed ✓ Reinforced Base — Supports up to 5kg for retail and e-commerce products ✓ Fold-Flat Shipping — Reduces storage and shipping costs significantly ✓ Versatile Applications — Perfect for retail, food, cosmetics, e-commerce and subscription boxes ✓ Flexible MOQ — Low minimums to test designs before scaling Ideal for retail packaging, food delivery, cosmetics, subscription boxes, e-commerce shipping, and any product that needs secure packaging with quick assembly. ✓ Roof-Top Design — Eye-catching shape stands out on shelves and in deliveries ✓ Auto-Lock Bottom — Quick 10-second assembly, no glue or tape needed ✓ Fold-Flat Shipping — Reduces storage and shipping costs significantly ✓ Versatile Applications — Perfect for kids' products, party favors, food, gifts ✓ Flexible MOQ — Low minimums to test designs before scaling Ideal for birthday parties, holiday promotions, wedding favors, bakery items, and any product that deserves a touch of whimsy and charm.
Versatile auto lock bottom box design offers quick assembly with secure locking, perfect for retail and e-commerce packaging.
Customized Pricing
FOB China Port ? Price varies by size, material & quantity
Get your quote in 24 hours + Free design consultation
Supply Chain Certification Support
Technical Specifications
Feature
Collapsible Magnetic Closure
Options
Auto-lock Fold, Slide-to-Assemble
Material
Grey Chipboard (600-2000gsm)
Durability
Holds up to 5kg when assembled
Printing
CMYK, Pantone, Screen (200 LPI)
Finishing
Lamination, Foil, Embossing
MOQ
Flexible MOQ
Lead Time
10-15 business days
Packaging
Flat-packed, 200pcs/carton
Gloss Lamination
High-shine reflective finish for vibrant colors and premium look.
Matte Lamination
Soft-touch elegant finish with anti-scratch properties.
Foil Stamping
Gold, silver, or metallic foil for luxury branding effects.
Embossing
Raised patterns for tactile premium feel and brand texture.
Spot UV
Highlight specific areas with glossy UV coating contrast.
Soft-Touch
Velvety texture for ultra-premium unboxing experience.
Quick reference for commonly requested sizes. Custom sizes available upon request.
200脳150脳80 mm
Cosmetics, Jewelry, Small Gifts
250脳180脳100 mm
Smartphone Cases, Accessories
300脳200脳120 mm
Tablets, Books, Clothing
350脳250脳150 mm
Electronics, Multiple Items
400脳300脳180 mm
Heavy Items, Bulk Products
450脳350脳200 mm
Premium Gifts, Large Items
Common Mistakes to Avoid
Weak Magnetic Strength
Key Consideration: Magnets may weaken over time or fail to hold heavy items.
Tip: Specify magnet grade and test with full product weight.
Incorrect Fold Score
Key Consideration: Improper scoring causes cracking or uneven folds.
Tip: Request test folds before bulk production.
Overfilling Assembled Box
Key Consideration: Collapsible boxes have weight limits when assembled.
Tip: Specify product weight for reinforced corner option.
Storage in Humid Conditions
Key Consideration: Flat storage in damp conditions may affect adhesive.
Tip: Store in dry environment, consider moisture-resistant coating.
Pricing
Packaging Collections
Material Selection Guide
Choose the right materials for your packaging needs
📦Base Board (9 Options)
| Category | Available Materials |
|---|---|
| Paperboard | Corrugated Board / Greyboard / White Board / Black Board / Kraft Board / White-lined Chipboard / White-top Chipboard / Honeycomb Board / MDF Board |
🎨Surface Paper (15 Options)
| Category | Available Materials |
|---|---|
| Paper | Coated Paper / Offset Paper / Kraft Paper / Metallic Paper (Gold/Silver) / Pearl Paper / Touch Paper / Leatherette Paper / Art Paper / Cotton Rag Paper / Recycled Paper / Aluminum Foil Paper / Tracing Paper / Copy Paper / Glassine Paper / Holographic Paper |
🧵Surface Material (15 Options)
| Category | Available Materials |
|---|---|
| Fabric & Leather | Flannel / Leather / PU Leather / Genuine Leather / Vegan Leather / Linen / Canvas / Cotton Cloth / Silk / Non-woven Fabric / Oxford Cloth / Nylon / Polyester / Suede |
🛡️Interior Lining & Cushioning (25 Options)
| Category | Available Materials |
|---|---|
| Foam & Plastic | EVA Foam / Sponge / Pearl Cotton (EPE) / EPS Foam / XPS Foam / PU Foam / Molded Pulp / Blister Packaging (PVC / PET) / Plastic Tray |
| Paper-based | Greyboard Insert / Cardstock Insert / Folded Paper Insert / Corrugated Divider / Corrugated Roll / Honeycomb Board Insert |
| Fabric | Velvet Lining / Flannel Lining / Non-woven Bag |
| Bags & Fillers | OPP Bag / PE Bag / Cotton Bag / Linen Bag / Air Bubble Film / Air Column / Inflatable Bag / Paper Crinkle Fill |
💡 Need help customizing?
Need help customizing the material combinations for your specific product? Just share your product type and use case — I'll recommend the best pairing.
Finishing Options
Production Process
Factory Production Video
Shipping & Packaging
200 units per carton. Reinforced packaging ensures safe international delivery.
Supply Chain Capabilities
Daily Capacity
50,000+ pieces per day. Scale production to meet your demands.
Clients Served
500+ B2B clients worldwide. Trusted by global brands.
Global Export
Exported to 80+ countries. Reliable international shipping.
24/7 Support
2-hour response guaranteed. Dedicated account manager.
Why Choose EcoPacki
See how EcoPacki stands out from other packaging suppliers.
| Feature | EcoPacki | Others |
|---|---|---|
| fold-flat Design | Yes (Space Saving) | Fixed shape only |
| Free Plain Samples | Yes (shipping applies) | Charge for samples |
| Sample Refund | 100% refundable | Often not refundable |
| Response Time | 24 hours | 2-5 business days |
| Design Consultation | Free expert advice | Extra charge or none |
| Quality Assurance | Quality Assured | Varies significantly |
| MOQ Flexibility | From 200+ pcs | Often 1000+ pcs |
| Global Shipping | 80+ countries | Limited regions |
Perfect For
Frequently Asked Questions
What is your return/exchange policy?
Quality inspection is conducted upon receipt. Claims must be submitted within 7 days of receiving goods. Defective products are eligible for free replacements. Please provide photos and order details when filing a claim.
What materials are used for auto lock bottom boxes?
Auto lock bottom boxes are made from premium cardboard with glossy or matte lamination. The self-locking bottom mechanism provides easy one-step assembly without tape or glue. Perfect for retail, food, and e-commerce packaging.
What is the weight capacity of auto lock bottom boxes?
Our auto lock bottom boxes support up to 5kg depending on cardboard thickness. For heavier items, specify reinforced corrugated construction.
How does the auto lock bottom box assembly work?
Auto lock bottom boxes feature a self-locking bottom mechanism. Simply push the sides together and the bottom locks automatically. No glue or tape required for assembly.
What are the advantages of auto lock bottom box design?
Auto lock bottom boxes offer quick assembly with self-locking design. No tape or glue required, saving packaging time and cost. The secure lock keeps products safe during shipping and storage.
What printing and finishing options are available?
We offer offset printing, flexographic printing, embossing/debossing, foil stamping (gold/silver), spot UV, and soft-touch lamination for premium appearance.
What is the minimum order quantity?
MOQ is Flexible for standard sizes. Sample orders are available for quality verification.
Can auto lock bottom boxes be customized with logos?
Yes, we offer custom logo printing via offset or flexographic printing. Embossing, debossing, and foil stamping are available for premium branding effects.
What industries use auto lock bottom boxes?
Auto lock bottom boxes are popular for retail packaging, food boxes, cosmetics, e-commerce shipping, electronics, and any product requiring quick assembly with secure closure.
Are auto lock bottom boxes eco-friendly?
Yes, we use recyclable cardstocks and water-based inks. FSC-compliant materials are available upon request. Biodegradable foam alternatives are available.
What is the production lead time?
Standard production takes 15-20 working days. Sample production is 5-7 days. Rush orders (8-10 days) are available with 20% surcharge.
🎁 New Customer Offer
First-time customers get exclusive benefits:
Sample Available
Contact for details
Bulk Discount
Special pricing for first order
Free Dieline
+ Design artwork suggestions
Quality Control Process
Every order goes through our rigorous 5-step quality inspection
Raw Material Test
Paper weight, thickness, burst strength
Printing Check
Color accuracy, registration, coverage
Die-Cut Inspection
Dimensions, clean cuts, proper scoring
Assembly Test
Easy fold, secure closure, structural integrity
Final Packaging
Bundle count, carton protection, labeling
From inquiry to delivery — your complete ordering timeline
→ Quote within 24h
& dieline approval
sample (3-5 days)
15-20 working days
Balance & ship
Total timeline: ~4-7 weeks (sea freight) | ~3-4 weeks (air freight)