Great suggestions.... I like the Coroplast idea!
@ JT: Fedex Ground for a Sportube between CA->HI = $240, HI->CA = $120
However, if I go the Coroplast way, how do I get around the "80" linear dimension" limitation (length+width+height)? Currently, there is no limitation if is a Sportube, as it classifies as "Sporting Equipment" (snowskis in winter, waterskis in summer