Custom Crash-Lock Bottom Shipping Carton

This corrugated shipping carton features a crash-lock (auto-lock) bottom that folds flat for storage and snaps into a secure base in seconds, with no tape or glue required. Built for high-volume fulfilment operations that need a fast, cost-saving carton without sacrificing strength.

Product Specifications

Materials Available

• 3-ply or 5-ply corrugated kraft board
• E-flute or B-flute corrugated options
• White top-coated corrugated board
• Recycled corrugated fiberboard

Printing Methods

• Flexographic Printing — cost-efficient branding for bulk shipping runs
• Screen Printing — bold single/dual-colour logos
• Digital Printing — short-run custom branding

Surface Finishes & Special Effects

• Matte Kraft Natural Finish
• White Top-Coat for High-Contrast Print
• Water-Resistant Coating Option

Interior Insert Options

• Corrugated Dividers for multi-item shipments
• Honeycomb Paper Cushioning
• Void-Fill Kraft Paper

Who Is This Packaging For?

• E-Commerce Fulfilment Centres — need fast-assembly cartons to speed up packing lines
• Wholesale & Distribution Businesses — need durable bulk shipping cartons at low per-unit cost
• Manufacturers — need strong, stackable cartons for palletised freight
• Subscription & Retail Brands — need cost-saving cartons that still hold up in transit

Why Order from PackPro?

• Factory Direct Pricing — bulk corrugated cartons direct from Dongguan; no distributor markups
• Low MOQ from 1,000 Units — accessible for growing fulfilment operations
• Free Samples in 5–7 Days — test the crash-lock assembly and load strength before committing to production
• Full Customisation — any size, flute grade, and print combination
• Dedicated Account Manager — single point of contact from structural design to final delivery
• Explore Our Full Range — browse our complete corrugated box collection or discover complementary styles in our e-commerce packaging range.