Ryka - Kona Trek. Color Medium Grey. Low Stock. On sale for $85.44. MSRP $89.99.. 3.9 out of 5 stars6 left in stockBrand NameRykaProduct NameKona TrekGenderWomen'sColorMedium GreyPrice$85.44MSRP: $89.99Rating4Rated 4 stars out of 5(36)