Click For Full Article This article was originally published on TumblingCoach.com Read the original right HERE: Better Your Tumbling Skills By Shaping In All 3 Dimensions! Author: Coach Sahil M. It's great that you can hold a hollow shape for 30 seconds, but that's only working in 1 dimension. Here's how shaping in all 3 dimension will help you! Liked this article? Visit TumblingCoach.com for even more great pieces just like this!