These kicks aren’t your typical trainers. Their specialized lacing system lets you choose your fit and sensation from locked-and-loaded to relaxed-and-casual. The upper uses APL's Techloom™ construction, a stretchy, seamless knit that fives your toes and feet room to move, with an external stabilizing piece at the back to secure your heels in place. APL's original long-lasting Propelium™ sole technology is inspired by the shape of a feather