(25PCS) Brown Shipping Box 180x180x300mm Fits in Aus Post XL Satchels

B-Flute Brown RSC Mailing Box – 180x180x300mm (18x18x30cm) | Eco-Friendly & Strong Ship your items confidently using our brown RSC (Regular Slotted Carton) box, 180x180x300mm. (18x18x30cm) Made from durable, eco-friendly cardboard, it’s 70% recycled, fully biodegradable, and reusable—a great choice for sustainable packaging. Box Details: Internal Dimension: 180 x 180 x 303mm External Dimension: 185 x 185 x 315mm Weight: 27g Cubic Weight External: 2.6Kg This box fits perfectly inside PM5 poly mailer satchels (400x500mm) and Australia Post Extra-Large Poly Mailer Satchels for added protection and professional presentation. 👉 Check the PM5 Satchel here ✅ Easy to tape and seal ✅ Fits in PM5 & Aus Post Extra Large Satchels ✅ Strong, lightweight, and cost-effective ✅ Perfect for shipping, storage, or retail use ✅ Available in various sizes Reliable, eco-conscious packaging for your everyday shipping needs.