Features: Thickened paper gift boxes with reinforced corrugated mailers enhances durability, supporting more weight to protect fragile items during shipping and storage. Crafted from recyclable paper, these mailer boxes reduce plastic waste while maintaining structural integrity through foldable and easy assembly. Ideal for small businesses, handmade craft enthusiasts, and shop owner seeks multifunctional shipping envelope paper box for delicate products like jewelry, cosmetics, or collectibles. Perfectly sized at 10.8x15.5cm for trade show giveaways, subscription box packaging, or boutique commerce shipments requiring both protect and unboxing aesthetics. Pack of 50pcs Mailer Box, create memorable first impression through functional yet stylish corrugated mailers. Specifications: Component: Paper Color: White/Black Size: Approx. 10.8x15.5cm/4.25x6.1in Weight: Approx. 900g Package Includes: 50Pieces Mailer Box note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color