Effortless style, superior comfort and ultimate wardrobe versatility come together in the Crocs Brooklyn Collection. Featuring innovative LiteRide foam technology inside - because you should never have to choose between looking and feeling your best. Upper & Lining: 96% Thermoplastic (TPU), 4% Metal. Sole: 100% Thermoplastic (80% PU + 20% RB). Heel height approx. 3.5 cm.