The Echo Collection by Crocs is designed for those who desire comfort without sacrificing style. The Echo Surge sneakers boast bold sculpting and sport-inspired elements, keeping streetwear energy at their core. This iteration offers enhanced versatility and style with a true sneaker silhouette, a traditional lacing system, an exaggerated midsole, and a breathable, stretch knit upper. Experience sink-in softness and innovative comfort with the LiteRideâ„¢ footbed. These sneakers are perfect for staying comfortable and stylish while navigating the city streets. Key Features: Incredibly light and easy to wear, Breathable stretch knit upper, Traditional lacing system, True sneaker shape, Exaggerated midsole, LiteRideâ„¢ footbed for revolutionary comfort. Featuring a light and breathable stretch-knit upper for easy wear, the Crocs Echo Surge is designed for the city. Sitting on LiteRide midsoles for comfort with every step, a grippy outsole is for optimal traction. Stretch Knit Upper, LiteRide Footbed, Lace Closure, Rubber Sole, Crocs.