Give Your Back the Motion it Needs & Strengthen Your Core While Sitting

• Provides relief and prevents stress from accumulating on the lower back.
• Strengthens abdominal muscles and lower back while sitting. 
• Great for posture and improved focus while working.
• Relieves tension and pressure from scoliosis and helps correct postural imbalances.
• NEW! Solid base works on softer surfaces
• NEW! Firm upper for a more supportive seat
• Easy to use: Simply place Core-Tex Sit on your favorite chair and sit on it. No assembly or maintenance required.