Regular Slotted Brown Box 430 x 305 x 255mm - Brown Postal Boxes

Protect your goods with confidence using our Heavy Duty Brown Cardboard Boxes (430 × 305 × 255mm). Crafted from high-quality C flute corrugated cardboard with a thickness of 3.5mm, these Regular Slotted Carton (RSC) boxes offer lightweight yet durable performance—ideal for shipping, storage, or warehousing needs. The compact flute profile provides good crush resistance while maintaining a slim, space-efficient structure. Perfect for medium to large products, these boxes come in convenient bulk quantities of 10, 20 and 40 pieces—ideal for businesses looking to scale operations with reliable and cost-effective packaging solutions. The kraft brown finish is easy to label and tape, making these boxes versatile across industries. Key Features: ✅ Box Size – 430 × 305 × 255mm, ideal for medium to large items ✅ C Flute Corrugated (3.5mm Thickness) – Fine flute profile for strong structural integrity and clean edges ✅ RSC Design – Regular slotted carton format for fast and secure assembly ✅ Heavy Duty Construction – Strong enough for stacking and handling heavy contents ✅ Eco-Friendly – 100% recyclable and made from responsibly sourced cardboard ✅ Bulk Quantities – Available in 10, 20 and 40 pieces to suit various shipping needs ✅ Flat-Packed – Delivered flat to save on storage space and simplify handling Whether you're shipping retail orders, storing products, or managing inventory, these heavy-duty boxes deliver reliable protection in a professional format.