8x4x3 White Shipping Boxes Set of 50, Corrugated Cardboard Mailer Boxes for Packaging Small Business Mailing Gifts

Dimensions: These self-locking shipping boxes' outer size is 10x8x3 inches and inner size is 9.6x7.9x2.9 inches. Sturdy Material: Three-layer and double-bottom plate mailer boxes, great cushioning properties, and structural strength. The perfect choice of shipping boxes for small businesses or retail sellers. Quick Assemble: The white cardboard boxes can be assembled quickly in seconds without glue, tape, or staples, and the special design of the semi-circular cutout makes it easy to open. 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.