Mizuno Women's Wave Enigma 6 running Shoe 100% Synthetic Imported Synthetic sole Redesigned Parallel Wave sandwiched between U4ic and U4iX midsole provide the ultimate in softness. New EVA Strobel board for more underfoot comfort Redesigned upper for a luxurious and plush glove-like fit. Breathable Air mesh with 3D reflectivity Flat, stay tied laces