Finding Shipping Boxes for your office can be hard when you need a mix of price, utility and style. Luckily, Wayfair Supply has products like the Heavy Duty Box (25" H x 18" W x 18" D) and Heavy Duty Box (18" H x 18" W x 24" D) to help narrow your search for your office needs. Search by Special Offers, Availability or Price. With 2-day Shipping and Brands like Duck® and Duck®, you’re sure to find the right Duck® Shipping Boxes for your small business, school or building. We make finding the right Shipping Boxes easy and cost effective for commercial shoppers by putting it all on the same site – Wayfair Supply.