Endorphin Speed 5 - Women's Size:9.5 The 303 S is among

The 303 S is among Zipp's lightest wheelsets

Neoprene bottle cover

NEMO ensures it continues the adventure through total recycling

COMPATIBLE SERIES: DEORE XT M780 Series

Endorphin Speed 5 - Women's Size:9.5 The 303 S is amongSaucony continues to refine the Endorphin Speed with a focus on keeping it light, quick, and versatile. As a cornerstone in the super trainer category, the Endorphin Speed 5 delivers a smooth, fast ride that adapts easily to any run. Its just as effective for adding life to easy recovery miles as it is for dialing up turnover on faster efforts. At its core is the PWRRUN PB superfoam midsole, known for its lively, responsive cushioning. The foam has