Start with your product. Fragile or premium items such as cosmetics, electronics and gifts suit rigid boxes that protect and impress. Lightweight goods like apparel or food usually work best in folding cartons or corrugated mailers that save freight.
Match the material to the job. Paperboard gives a smooth print surface for branding; corrugated adds cushioning for shipping; kraft and recycled board signal sustainability to eco-conscious buyers.
Think about the unboxing moment. Foil, soft-touch lamination and embossing turn a plain box into a brand experience customers photograph and share. Balance cost against volume, and always request a sample before committing to a large production run.