ECT-32 Grade Glossy Corrugated Cardboard Dimension: These shipping boxes' outer size is 9x6x4 inches, and inner size is 8 5/8 x 5 7/8 x 3 7/8 inches. Sturdy Material: Made of 3-layer recyclable corrugated cardboard which is lightweight but sturdy, making it perfect as shipping boxes for small business. Quick Assemble: The black packaging boxes can be assembled quickly in seconds without glue, tape, or staples. Widely Used: Black mailer boxes are ideal for mailing, packaging, and storing small items like jewelry, CDs, cosmetics, soaps, mugs, candles, etc. Meet most shipping carrier specifications, suitable for small businesses, retailers, or personal use. Gift Mailer Boxes: Stylish all-black design of black mailers boxes, decorate with ribbons or stickers, making it the perfect gift box for birthdays, wedding parties, Valentine's day, etc. ZBEIVAN Shipping Boxes are the Best Choice for You! Various sizes available, meet most of your mailing needs.

Specifications:
Item: Black shipping boxes
Material: Kraft corrugated cardboard
Size: 9 x 6 x 4 inches
Package: 20pcs boxes per bundle
Application: Shipping or storage

Features:
No tapes needed
No glue needed
No staples needed
All black design perfect for DIY or attach your own brand label

Sturdy and Durable：Three-layer structure of premium corrugated shipping boxes with 90°pressure-resistance angle. Prevent external deformation and protect your items more effectively.
Space-saving: All 20 packs black cardboard boxes are placed flat in one carton, which can effectively save space and protect the box to remain stable during transportation.
Advantages of the Black Color: Black appearance shipping box, even if accidentally damaged or scratched, it could be inconspicuous.
Gifts Mailer boxes: All black exterior for a premium look, make your gift more prominent and full of mystery.