Crafted from recyclable paper, these mailer boxes reduce waste while maintaining structural integrity through foldable and easy assembly Thickened paper gift boxes with reinforced corrugated mailers enhances durability, supporting more weight to protect fragile items during and storage Ideal for small businesses, craft enthusiasts, and shop owner seeks multifunctional 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