WOMEN'S ENDORPHIN SPEED 4 M Paradigm 6 Designed with care from years

Designed with care from years of research

The safest and lightest vest yet

lactate threshold³

Just look at the Rocky Mountains when the sun is setting

WOMEN'S ENDORPHIN SPEED 4 M Paradigm 6 Designed with care from yearsWe're all seeking relationships that go the distance. The Endorphin Speed 4 running shoe is here to fill the role. Designed as a race day shoe, its quickly proven itself much more, equally capable during long, moderate training sessions and sprints to the finish. Thanks to the just right combination of winged nylon plate, SPEEDROLL technology and PWWRUN PB foam, this cushioned running shoe provides the perfect balance of support, rebound and