Ryka - Kona Trek. Color Medium Grey. Low Stock. On sale for $76.25. MSRP $89.99.. 3.9 out of 5 stars5 left in stockBrand NameRykaProduct NameKona TrekGenderWomen'sColorMedium GreyPrice$76.25MSRP: $89.99Rating4Rated 4 stars out of 5(36)