Deep-6
Guest
I have 2 5lbs, 2 3lbs, 2 2lbs, and 4 1lbs, but I'm about 4 pounds short for my drysuit I weigh approx 220. The usual calculation is about 10% of your body weight in lbs. Add about 10lbs for drysuit diving. This of course is not exact-but its a good starting off point. Good Luck.