Coros Apex 4 42mm Marathon Essentials while the AEROREADY keeps you

while the AEROREADY keeps you feeling dry

Designed for athletes

Pockets on the inner pair and a stash pocket on the waistband provide discreet on-the-go storage

confident coverage and a locked-in fit that stays put from start to finish

Coros Apex 4 42mm Marathon Essentials while the AEROREADY keeps youThe Coros Apex 4 is engineered for mountain athletes who demand precision, durability, and elite performance in the harshest environments. Built with an alpine grade titanium bezel and scratch resistant sapphire glass, its designed to help you train harder, climb higher, and race further all while delivering ultra accurate GPS, fast mapping, advanced recovery data, and best in class battery life. From steep trail ascents to long ski tours and high