The Shipping Box 18" x 18" x 1" is designed for securely packaging and shipping extra-large flat or slim-profile items. Made from durable corrugated cardboard, these mailer boxes provide dependable protection while maintaining a lightweight structure to help reduce shipping costs.

_________________________________________________________________

Key Features 

•  Extra-Large Flat Design
  Ideal for oversized prints, posters, and flat products requiring minimal depth packaging.
• Strong Corrugated Construction
  Protects contents from bending, crushing, and impact during transit.
• Lightweight & Cost-Effective
  Helps optimize dimensional weight and control postage expenses.
• Clean & Professional Look
  Natural kraft finish enhances brand presentation and improves customer experience.
• Easy to Assemble
  Ships flat for convenient storage and folds quickly for efficient packing.

____________________________________________________________________

Product Specifications 

• Dimensions: 18.5'' x 18.5'' x 0.98'' ( 47 x 47 x 2.5 cm ) 
• Material: Corrugated cardboard
• Color: Natural kraft brown
• Style: Flat mailer box
• Closure: Tuck-in flap or tape seal

_________________________________________________________________

Best Suited For 

• Large art prints and posters
• Framed photographs
• Thin canvas panels
• Vinyl signage and decals
• Presentation materials and documents
• E-commerce and retail shipping

____________________________________________________________________

Why Choose This Shipping Box? 

The Shipping Box 18" x 18" x 1" is reliable protection for oversized flat items while keeping packaging lightweight and shipping efficient. They provide a professional and secure solution for businesses shipping large-format products.