Versatility Transcends Seasons, Objectives, And Conditions. Designed By Trail Runners But Adaptable For A Wide Range Of Activities, The Motus Ar Bottom Delivers Thermal Comfort And Moisture Management That Delivers Comfort To Keep You Moving. Worn As A First Layer, Its Phasic™ Ar Ii Fabric Pulls Moisture Off The Body, Provides Stretch Freedom, And Is Merrow Stitched For A Smooth Finish. The Fit Is Trim, And Articulated Patterning And A Gusseted Crotch Elevate Freedom Of Movement.