“Best choice Premium Set outperform anything in the market due to full accessory such as distributed traction chinstrap with less press on neck, 2-layer thick S-Band strap multiplies traction over 2 times.”
How does NP-300 outclass in the market?
Outclass with steel hand crank for adjusting inertia force. User can reduce force up to 70% and stronger than plastic hand crank!
Outclass with auto ankles locking function. Increase use convenience!
Outclass with height adjusting spring function. Easy to use and tight latch!
Outclass with elastic chinstrap function. Adjust tightness level with any face shape!
(Common chinstrap can’t distribute traction to the torso and cause neck pain.)
Outclass with back adjusting wheel function. Ergonomically adjust to suit your shape!