You can buy your boxes at your local U-haul stores. they carry some of the balikbayan box sizes that most forwarders allow for use. They have 24X18X18 and other box sizes. price range from $3 to $5. The U-haul logo does not matter when you're sending the boxes to the Philippines. What matters is you fill out all the proper documents , (bill of lading etc..) and you pack your box properly. For more info, go to http://www.maharlikan.net and look at the Frequently Ask Questions area of the website.