DescriptionFeatures softer, lighter foam and a new extended heel shape. In addition, a wave-shaped shock-proof pad in the heel area supports heel landing and pilling, providing a soft and balanced running feeling. Engineered mesh structure, pull rings on the heel, mesh upper made of 50% recycled polyester, strobel board made of 87% recycled polyester, and insole surface made of 100% recycled polyester. Inner gusset tongue size, eye lining is made of 40% recycled polyester material, and ortholite® hybrid insole.