Gray: Default.<br>Blue wire-frame: in Pose Mode.<br>Green: with Constraint.<br>Yellow: with <a href="https://docs.blender.org/manual/en/dev/animation/constraints/tracking/ik_solver.html">IK Solver constraint</a>.<br>Orange: with Targetless Solver constraint.
![[Bio-Material] バイオロジクス・3Mの清澄ろ過膜 – Zeta Plus – □ID9266 [2020/02/12]](https://harikiri.diskstation.me/myblog/wp-content/uploads/2020/02/80F4DD4E-B393-426A-BC0C-D283330A26A4.jpeg)