Stratus inform biodynamic chamois: overeasy constructed dual-density foam pad Profila thermal fabric is engineered to trap & retain body heat Profila dry mesh back & bib straps Silicone ankle gripper & semi-auto locking zippers Reflective elements add contrast to enhance nighttime visibility Inseam: xs-s 29.5/75 cm, m-2xl 30""/76 cm Fitted cut provides streamlined body fit for enhanced performance