Cheap Cheap Moving Boxes Medium Carton Boxes (25 Mediums) Medium Moving Boxes - Quantity: 25 Medium Moving Boxes - Size 18" x 14" x 12" Top Seller - This bundle is the workhorse of any move Great value as your are buying moving boxes in bulk. Pro Quality - Certified 32 ECT Quality - 65 lbs. Maximum Gross Weight Capacity - Made In The USA Ideal for packing most household items including books, kitchenware, clothes, linens, small appliances, toys and more.