Custom Side Lock Six Corner Box

Packaging That’s Secure, Functional & Retail-Ready

Ideal for food trays, apparel, electronics, pastries, and gift boxes—our side lock six corner boxes offer a professional look with real-world usability.

Strong Materials Built for Load & Display

We use durable stocks designed for structural strength and premium printing.

• 14pt–24pt SBS (Solid Bleached Sulfate) – Smooth for printing and perfect for food or retail
• E-flute corrugated board – Lightweight, strong, and shipping-friendly
• Natural kraft or eco-stock options – Recyclable and sustainable
• Optional coatings – Matte, gloss, or water-resistant finishes

Precision Structure That Locks Into Place

The side-locking mechanism adds stability and makes setup quick—ideal for fast-paced operations.

• Side panels with secure locking tabs
• No glue required – folds into shape in seconds
• Flat-packed for low shipping cost
• Available in custom dimensions for your product needs

Print & Finish Options That Build Your Brand

Your packaging isn’t just a box—it’s a billboard for your business.

• Full-color CMYK or Pantone printing
• Foil stamping, embossing, or debossing for logo accents
• Custom die-cuts, windows, or ventilation holes
• Interior printing for branding or messaging
• QR codes, instructions, or SKU tags included

Functional Features That Make a Difference

Our side lock six corner boxes work as hard as your team.

• Ideal for hot, cold, or dry products
• Custom inserts for fragile or multi-item packaging
• Die-cut handles or finger holes for easy carrying
• Stackable and sturdy for storage or shelf display

The 3Ps of Side Lock Six Corner Box Packaging

• Presentation: Custom-printed panels and clean folds give your box a premium retail look.
• Preservation: Food-safe coatings, inner trays, and tight locks preserve product freshness.
• Protection: Sturdy side locks and layered walls prevent collapsing, tearing, or shifting.

Why 5000+ Businesses Choose Our Structural Packaging

From bakeries to electronics brands, we supply six corner boxes that hold up in transit and stand out on the shelf.

• No minimum order quantity
• Free dielines, mockups & expert design support
• Fast U.S.-based production & delivery
• Sustainable packaging material options
• Total customization from concept to completion

Get a Free Quote Today

Secure your product in a box that locks, lasts, and elevates your brand.To get cost-effective packaging boxes without compromising on quality, you can contact us at (469) 649-8706 or email us sales@customboxeslab.com

When measuring a custom box, there are a few technical specifications that must be considered to ensure proper design, manufacturing, and fit for the product. Here are the major technical things to measure a custom box:

Inside Dimensions (Critical for Product Fit)

• Length (L): The longest side of the box measured inside from one corner to the opposite corner.
• Width (W): The shorter side of the box measured inside perpendicular to the length.
• Depth/Height (D or H): Measured inside from the bottom to the top opening of the box. Always specify that dimensions are given in Length × Width × Height.

Outside Dimensions (Important for Shipping & Storage)

• Measure the outer surfaces of the box including material thickness.
• Outside measurements are used for pallet stacking, warehouse spacing, and shipping compliance.

Material Thickness (Board Caliper)

• The thickness of the packaging material (e.g., corrugated board, rigid stock, cardstock).
• Impacts both the internal usable space and external dimensions.

Flap Measurements

• For boxes with flaps (e.g., mailer or shipping boxes), measure:
• Inner flaps: Ensure they meet in the middle without overlapping too much.
• Outer flaps: Allow proper sealing without gaps.

Tolerances

• Account for manufacturing tolerances (usually ±1/16" or ±2mm depending on material).
• Ensure the product fits without being too tight or loose.

Volume Capacity

• Calculate internal cubic capacity (L × W × H).
• Helps in determining how much space the product will occupy and shipping efficiency.

Product Orientation

• Decide how the product sits inside the box and measure accordingly.
• Orientation affects whether length or width is the primary dimension.

Die-Cut Openings or Windows

• Measure exact placement, height, and width for any cutouts.
• Ensure structural integrity when adding windows.

Printing Bleed & Safe Zones

• Include measurements for:
• Bleed area: Extra space beyond the cut line for printing.
• Safe zone: Inner area where critical text or logos should be placed.

Closure Type & Locking Tabs

• Measure slots, tabs, or locks for boxes with custom closures.
• Precision is required to avoid misalignment during assembly.

Packaging Style

• Folds, creases, and scores must be measured for accurate dieline creation.
• Different styles (e.g., RSC, tuck-end, mailer, sleeve) require specific panel measurements.