Designed with your movement and comfort in mind, the ALGIZ 2.0 is a new and improved neoprene bootie creation with a compression shape to keep you secure and supported. These hummel® trainers boast a SPEEDCORE energy return system, TRIPLETECH upper construction and a TPU hotmelt reinforcement cage for excellent performance. For an increased lightweight experience, the engineered mesh created with recycled PET materials outer sits upon a biobased PEBAX® Rnew lightweight midsole foam, allowing you to keep moving without interruption.Product detailsNeoprene compression bootie construction with TRIPLETECH upper construction and TPU hotmelt reinforcement cageSPEEDCORE energy return systemEngineered mesh containing recycled PETX-LOCK heel stabiliserBiobased PEBAX® Rnew lightweight midsole foamQuality:MESH/PU