Endorphin Speed 4 Ladies Triumph 23 delivering security and speed when

delivering security and speed when every second counts

Best-in-class wicking and drying means you’ll stay comfortable even when things heat up

They’re made from 80% post-consumer waste and 20% FSC certified paper stock

Striking that 'just right' feeling – firm enough to propel

Clean and modern engineered mesh design with a secure and comfortable fit

Endorphin Speed 4 Ladies Triumph 23 delivering security and speed whenSeeking long distance relationship. Who helped you fall in love with running? A cheering parent? A PB dedicated friend? We're all seeking relationships that go the distance. The Endorphin Speed 4 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