Zorbs is a wonderful and challenging sport. It's very fun and amazing.It is a double layer ball, the outer ball is about 3.0m diameter and the inner ball is about 2.0m diameter. _Website not available. Sign in: https://www.twine.net/signup_…Zorbs is a wonderful and challenging sport. It's very fun and amazing.It is a double layer ball, the outer ball is about 3.0m diameter and the inner ball is about 2.0m diameter. _Website not available. Sign in: https://www.twine.net/signup_WWWW…