LifeStride - Impact. Color Black Synthetic. On sale for $45.41. MSRP $79.99.. 4.0 out of 5 starsAdd to favorites. 0 people have favorited thisBrand NameLifeStrideProduct NameImpactGenderWomen'sColorBlack SyntheticPrice$45.41MSRP: $79.99Rating4Rated 4 stars out of 5(86)