Heavy-Duty Flat Corrugated Shipping Boxes 10” x 7” x 3”, Durable & Space-Saving, Ideal for Shipping, Moving, Storage & Electronics, Pack of 25 
Engineered for maximum durability, our 200 lb Test Corrugated Boxes are the go-to solution for shipping, storage, and handling heavy or bulky items. Constructed from premium C-flute corrugated cardboard, these boxes deliver exceptional crush resistance and structural integrity—capable of withstanding up to 200 lbs/sq.in. of sidewall pressure.
Whether you're packing electronics, books, apparel, or industrial components, these boxes offer reliable protection and a space-saving flat design that minimizes freight and storage costs. Available in a range of sizes to suit your specific needs, they’re ideal for both commercial and personal use.
✅ 200 lb Test Strength – Withstands up to 200 lbs/sq.in. of sidewall pressure, delivering superior durability for heavy-duty shipping and storage
✅ C-Flute Construction – Provides reliable cushioning and crush resistance
✅ Meets ASTM D5118 Standards – Ensures consistent quality and performance
✅ Flat Shipping Design – Saves space and reduces freight costs
✅ Eco-Friendly & Recyclable – Made from sustainable materials for responsible packaging
✅ Glued Seams & Lengthwise Opening – Easy to assemble and load for efficient packing
✅ Versatile Sizing – Perfect for apparel, picture frames, books, scales, wire spools, electronics, bulky items and more .