MEN'S R1 Size:14 combining the plush cushioning of

combining the plush cushioning of the Glycerin line with the added support of the GuideRails® system

Behold our lightest

the built-in recovery time advisor lets you know how long to rest before another big effort

which is essential for those who need more structured support

MEN'S R1 Size:14 combining the plush cushioning ofThe R1 features a CPU outsole with an exceptional light weight of 8. 5 oz (US M9), but may produce noticeable noise on rainy days or on wooden floors. TUNEDFIT Dual Lacing System for separate lace adjustment Dual zone ZeroSag midsole inserts with little degradation during long runs LightCELL midsole base featuring excellent lightness and bounce GOFLOW midsole geometry to guide your stride Double layered jacquard upper with 40% recycled polyester