How will gold foil sit on a black soap mailer?

Keep the soap's primary wrapping requirement separate from the outer-box artwork. Sample the foil at the intended size on the black substrate, checking small lettering and its distance from the folded front and side panels.

Read the corrugated mailer boxes structure guide

Construction & customization options

Box Type: shipping box
Paper Type: Corrugated Board; Corrugated box
Material: Corrugated&Paperboard&Art paper&insert
Shape: custom; Customized Shape
Printing Handling: Embossing, Glossy Lamination, Matt Lamination, Stamping, UV Coating, Varnishing, custom, Vanishing, Gold Foil, Offset Printing, Embossing/Debossing, Flexographic Printing, Silk Screen Printing, Membranae Tectoria, Die Cuts, Laminate, Cold Stamping, Holographic Stamping
Logo printing: Hot Stamping, Four-Color Printing, UV
Accessories: Ribbon, Handle
Liner type: Plastics, Paperboard, Sponge
Color: Customized Color