20/10PCS Corrugated Box Mailers,Brown Cardboard Shipping Box Corrugated Box Mailer Shipping Box Kraft Paper Packaging Box

‌Dual-Sided Corrugated Protection‌ - Double-wall design for extra durability during shipping. ‌Kraft Paper Material‌ - Eco-friendly brown cardboard with natural texture. ‌Self-Sealing Flap‌ - No tape or glue needed for quick assembly. ‌ Lightweight & Space-Saving ‌ - Flat storage when not in use.