Ryka - Echo Slip-On. Color Black. On sale for $69.99. MSRP $89.99.. 3.9 out of 5 starsAdd to favorites. 0 people have favorited this+4Brand NameRykaProduct NameEcho Slip-OnGenderWomen'sColorBlackPrice$69.99MSRP: $89.99Rating4Rated 4 stars out of 5(33)