Model 722 is for 60- to 160-pound loads.
Model 825 is for 100- to 225-pound loads.
Manufacturer's Description refers to the men's version
Whether you are exploring the backcountry or your back yard, the Matrix LX Trek offers versatile performance for all. The sturdy lightweight deck with integral V-rail crampon provides excellent stability and grip.
With the heel raiser engaged and rotating front crampon biting the slope the steep ascents are easily conquered. Padded bindings are comfortable and easily adjusted without taking off your mittens.