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: Two layers of flutes; essential for heavy (over 20kg) or fragile goods that might be stacked.

Cardboard is a broad term; for shipping or storage, you generally need , which uses a wavy "flute" for strength. Wall Construction : Single-Wall : Standard for items up to 20kg. buy cardboard

: Very thin, used for shoe boxes or retail presentation. 2. Measure and Size Correctly Always use internal dimensions to ensure your items fit. The Ultimate Guide To Corrugated Boxes - Shorr Packaging : Two layers of flutes; essential for heavy

: Good for crush resistance and often used for canned goods. : Two layers of flutes

: The most versatile, standard shipping profile.