SSBM 20 x 16 x 14" Heavy-Duty Boxes - 15 Per Bundle

Heavy-Duty Construction: Engineered with ECT-44 rated single wall kraft corrugated board for enhanced strength and crush resistance. Superior Protection: 40% stronger than standard shipping boxes—ideal for stacking, storage, and transporting heavy or fragile items. Eco-Friendly Kraft Material: Durable brown kraft finish offers a clean, professional appearance while remaining recyclable and sustainable. Ships Flat for Storage Efficiency: Boxes are sold and shipped flat in convenient bundle quantities, saving space and making handling easier. Versatile Use: Designed for shipping, mailing, storage, and packaging across warehouses, fulfillment centers, and small businesses.