Men's Saucony Endorphin Speed 4 Men's DC Flag Tank this fabric is certified by

this fabric is certified by bluesign® and is made from 100% post-consumer recycled plastic

and sustainable

Reflective elements at the side hems and reflective Swoosh at the left leg

HEEL: Locked in (Cushioned heel and tongue locks foot into plush comfort)

Men's Saucony Endorphin Speed 4 Men's DC Flag Tank this fabric is certified byWe'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, it's 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