Now I know the double 360 I took on the Tillamook bay Bar wasn't my poor seamansship. My MLB wasn't an egg. <img src="/images/graemlins/grin.gif" alt="" /> !SRLBs ( self righting lifeboats) are designed with lower voids, heavy keels and lightened topside structures to let gravity do it's thing. Ball shaped objects make for poor handling qualities. Just look at the ancient celtic coracle.