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The rocker bottom of the New Balance WW1442 Rock & Tone burns extra calories and tones muscles so you can feel that little extra burn throughout your day! Acteva Ultra Lite is 32% lighter than the standard midsole foam. An ultra-lite midsole material with optimal compression set made with Dupont Elvaloy.
Walking Strike Path stabilizes the foot through the natural gait cycle.
Rock&Tone outsole uses cutting edge technology to tone your muscles and burn extra calories.
Solid rubber outsole provides long-wear durability. 
