Under Armour Kilchis Women's Water Shoes Synthetic/Mesh J-Step Non-Marking Rubber Gray Elemental Fury (1268874-076) Explore the shore in comfort with the Under Armour Women's Kilchis Water Shoes. Perfect for the river, the pool, and the beach, this water shoe features the J-Step® non-marking outsole for best-in-class traction on smooth, wet surfaces.