You've never felt heels like this before. New BOUNDLESS Comfort tech powered by REZORB gives you an athletic shoe feel in a platform pump. Manmade upper, platform with almond toe Adjustable buckle closure. Contour+ technology: an innovative cushioning system anatomically sculpted to meet every contour of your foot for a premium fit and all-day comfort experience. New BOUNDLESS Comfort powered by REZORB responsive cushioning for an athletic shoe feel in an all-day heel. Two-layer insole: shock-absorbing foam and ultra-responsive cushioning for sneaker-level comfort and bounce back in every step. Built-in flexibility and superior sculped fit for AM to PM wear. Non-slip outsole. Synthetic outsole.