14 x 14 x 14" Double Wall Heavy Duty Shipping Boxes (Bundle of 2) – 48 ECT Industrial Strength Corrugated

2 Boxes per Order

Protect your heaviest shipments with confidence using our 14 x 14 x 14 inch Double Wall Heavy Duty Shipping Boxes. Built with industrial-grade 48 ECT double wall corrugated cardboard, these boxes deliver superior stacking strength, puncture resistance, and durability—making them ideal for shipping, storage, and moving heavy or fragile items.

Each order includes 2 professional-grade shipping boxes, manufactured in the USA using sustainably sourced kraft corrugated material.

Built for Maximum Protection and Strength

These heavy duty double wall cartons feature two layers of corrugated fluting for enhanced structural integrity. The 1/3" thick corrugated board provides exceptional crush resistance, helping protect contents during transit, handling, and long-term storage.

Perfect for demanding shipping environments including:

• Heavy product shipments

• E-commerce fulfillment

• Industrial and commercial packaging

• Moving and relocation

• Warehouse storage

• Freight shipping via ground, air, or sea

Product Specifications

• Inside Dimensions: 14" x 14" x 14" (Length x Width x Height)

• Bundle Quantity: 2 boxes per order

• Material: Double Wall Kraft Corrugated Cardboard

• Strength Rating: 48 ECT (Edge Crush Test) – Heavy Duty Industrial Grade

• Board Thickness: Approximately 1/3 inch

• Box Weight: 2.2 lbs each

• Color: Natural Kraft

• Condition: Ships flat for efficient storage and lower shipping costs

• Assembly: Quick and easy assembly; tape required (not included)

• Recyclable: 100% recyclable and sustainably sourced

• Made in: USA

Why Choose Double Wall Corrugated Boxes?

Double wall construction provides significantly greater strength compared to standard single wall boxes, making them ideal for:

• Heavy items

• Fragile products

• High-value shipments

• Long-distance transit

• Stacking in warehouses

The reinforced structure helps prevent crushing, collapsing, and punctures during handling and shipping.

Save Space and Shipping Costs

Boxes ship flat to:

• Reduce storage space requirements

• Lower freight costs

• Improve warehouse efficiency

• Allow easy bulk storage

Assembly is fast and simple when ready to use.

Ideal For Shipping Items Like:

• Automotive parts

• Tools and hardware

• Electronics

• Industrial components

• Glass, ceramics, and fragile goods

• E-commerce orders

• Moving and storage