OluKai - Pehuea Heu. Color Lava Rock/Lava Rock. On sale for $94.36. MSRP $140.00.. 3.7 out of 5 stars+2Brand NameOluKaiProduct NamePehuea HeuGenderWomen'sColorLava Rock/Lava RockPrice$94.36MSRP: $140.00Rating4Rated 4 stars out of 5(63)