Product name : Surfboard Size USD/PC SPEC. BOX N.W. G.W. 6' 70 183*47*7 186*50*10 4.5 10 7' 80 213*51*7 215*53*10 5.5 10 8' 90 242*52*8 245*54*12 6.5 12 9' 100 275*57*9 277*57*14 8.5 14 material is:the bottom is ABS, inside is PE FOAM+EVA,surface is XPE,side is EVA,stand of inside is WOODEN. T/F : 0086-769-5835182 Website : http://home.netvigator.com/~sky888s/ Thanks, cat