The flask shrinks as you drink to limit water bounce

designed to give the feeling of being propelled forward with each step while providing an efficient toe-off

Carbon Fiber Plate: The carbon fiber plate integrated into the midsole delivers an added element of propulsion

Sustainably made

Warming and functional grid fleece lining at front

Unisex Asics SuperBlast 2 Shoe size:M5.5 - W7 The flask shrinks as youUnisex Asics SuperBlast 2 City Park Runners Move from feeling standard to super in the SUPERBLAST 2 shoe. It's designed to help provide the most responsive, energized feel compared to other shoes in the ASICS cushioning range. The midsole features a combination of FF BLAST PLUS ECO and FF TURBO PLUS cushioning. Also used in our METASPEED racing models, this foam helps creates one of the lightest and bounciest running experiences. This shoe's upper