It's too small to float them, it's they cannot catch waves easily, and so they also give up because it's too hard and they are not having any fun. Surfing is also dangerous, and sporting your surf gear prevents from minor injuries for scratches different wounds. http://Myersskin.com/__media__/js/netsoltrademark.php?d=Wiki.myamens.com%2Findex.php%3Ftitle%3DImprove_Your_Surfing_Tips_For_Success