Still Point Inducer - https://stillpointinducer.com/ - estimate $50
Use this simple, yet effective device inspired by Dr. John E. Upledger and created by John Matthew Upledger, which has been shown to create soothing Still Points like those you can achieve when receiving CranioSacral Therapy.
Applying gentle pressure to specific points on the back of your head and has been shown to create a perceived pause int he rhythm of the craniosacral system. This Still Point may increase the movement of fluid through the craniosacral system. This has been shown to release tissue tension and improve the body's ability to relieve pain and stress naturally.
Simply lying in a relaxed position on the Still Point Inducer for 10 to 20 minutes a day may bring about positive changes in the craniosacral system, which has been shown to help in:
Providing deep relaxation and helping reduce stress
Easing headaches and chronic musculoskeletal pain
Facilitating your body's self-correcting abilities
Promoting an overall sense of well-being