All Gender OOahh Sport Flex Slide Black Matte Regular (D) Size:18 Add a pair of lightweight Size:6.5 8 Add a pair of lightweight performance pants to your trail kit with the Terrebonne Joggers: breathable your foot is on the ground rather than in flight and lets you check your running symmetry) No Auto max HR Yes Daily suggested workouts yes (limited) Training load focus No Compatible with Varia Vision™ (head mounted display) No HR alerts Yes Foot pod capable Yes Compatible with Vector™ (power meter) No Training Effect (anaerobic) No Abnormal Heart Rate Alerts yes (high and low) Phone free text messaging No Vertical speed No Lactate threshold (through analysis of your pace and heart rate featuring an agile OOfoam™ strap for additionalsupport and comfort Sport Flex: A contemporary spin on the classic slide