KEEN - Revel IV High Polar. Color Raven/North Atlantic. On sale for $150.73. MSRP $200.00.. 4.1 out of 5 stars+2Brand NameKEENProduct NameRevel IV High PolarGenderWomen'sColorRaven/North AtlanticPrice$150.73MSRP: $200.00Rating4Rated 4 stars out of 5(12)