The Specter 3 is Topo Athletic's premium speed-training shoe featuring a RevFoam™ ATPU supercritical midsole for lightweight, high-energy return. With a 34mm forefoot/39mm heel (5mm drop) and weighing just 218g, it excels at tempo runs, intervals, and race day. The Pro Series platform delivers consistent energy return during long fast-paced efforts, while the midfoot-strike-friendly geometry keeps transitions smooth. Excellent for advanced runners targeting half-marathon to marathon PRs. Snug engineered upper and standard toe box make it a precision speed weapon.
