The ultra-light P.R.O. MTB II delivers superior off-road performance, efficiency and comfort with breakthrough innovations like our P.R.O. Carbon 1:1 Power Plate and Patent Pending 1:1 - Anatomic Buckle Closure System. P.R.O. MTB 1:1 Power Plate: P.R.O. Grade Uni-Directional Carbon for ultra-light weight stiffness; Direct-VentTechnology for cooling and drainage; concave shaping for enhanced plate stiffness and anatomic support; built in Longitudinal Arch Support for optimal support, power, and
Strengths: Good quality materials and a 60 day return policy.
Weaknesses: Will not fit narrow feet and the way the main strap is positioned, you cannot tighten it around your heel. I had to return mine because my heel moved while riding. They need to move the main strap mount back a little.
If you try these one, make sure your heel is not loose.