Men's Saucony Endorphin Speed 5 - Naval Tranquil Size:7.5 For those who stack style

For those who stack style like breakfast

with a secure padded heel collar and no heel slip reported over long test periods

HEIQ clima-management cools the skin

and enhances mobility

Men's Saucony Endorphin Speed 5 - Naval Tranquil Size:7.5 For those who stack styleA nylon plated trainer quick enough to race in The Endorphin Speed 5 sits between a daily trainer and a carbon racer. A nylon plate adds snap without the rigidity of carbon, so it stays comfortable at easy pace and comes alive when you pick it up. The most versatile shoe in the Endorphin line, and the one to choose if you want a single fast shoe rather than a dedicated race day pair. The main fit story is that the Speed 4's cramped forefoot has been