CrossFlowX™: Kinks Out (Medium Length). 38 minutes. Need to get some kinks out, but have no resources (time / money / other) to get a massage? This flow helps you massage yourself! Get ready to feel loose as a goose, and stress free after heating yourself up internally, and releasing your tightest spots. One yoga block is needed for optimal results of this video. There are three lengths of this flow, so choose the one that's right for you, and enjoy!