Sweaty Betty - On Your Marks 4" Running Shorts. Color Purple Light Speed Print. Low Stock. On sale for $63.29. MSRP $78.00.. 4.2 out of 5 starsAdd to favorites. 0 people have favorited this2 left in stockBrand NameSweaty BettyProduct NameOn Your Marks 4" Running ShortsGenderWomen'sColorPurple Light Speed PrintPrice$63.29MSRP: $78.00Rating4Rated 4 stars out of 5(67)