CORE FIT Color:Black you will feel the muscle

you will feel the muscle let go as fresh oxygenated blood rushes in to cleanse the tissue releasing the muscle contraction

whilst the adjustable widths enables adjustment to target both sides of the entire spine

shoulders and limb

from office chair to car seats

CORE FIT Color:Black you will feel the muscleBACKJOY SITSMART CORE FIT For a Healthy Posture and Spine Introducing a soft and comfortable sit with breathable diamond jacquard fabric which boasts the strongest support in the BackJoy Core series! Uses "spandex" material that is also used for swimwear and tights. Comfortable to sit for a long time! It is also recommended for those who have been sitting for a long time for work, housework, and work, and for work at home. Features 1. High Tech 4 way