Driver cover for Bertine Strauss, during practice rounds of the 70th US Women’s Open at Lancaster Country Club Wednesday July 8, 2015. (Photo/Chris Knight)

Driver cover for Christina Kim, during practice rounds of the 70th US Women’s Open at Lancaster Country Club Wednesday July 8, 2015. (Photo/Chris Knight)

Driver cover for Emma Talley, during practice rounds of the 70th US Women’s Open at Lancaster Country Club Monday July 6, 2015. (Photo/Chris Knight)

Driver cover Hae Ji Kang, during first day action of the 70th US Women’s Open at Lancaster Country Club Thursday July 9, 2015. (Photo/Chris Knight)

Driver cover for Hyo Joo Kim, during practice rounds of the 70th US Women’s Open at Lancaster Country Club Tuesday July 7, 2015. (Photo/Chris Knight)

Driver cover for Inbee Park, during practice rounds of the 70th US Women’s Open at Lancaster Country Club Wednesday July 8, 2015. (Photo/Chris Knight)

Driver cover for Elizabeth Nagel, during practice rounds of the 70th US Women’s Open at Lancaster Country Club Tuesday July 7, 2015. (Photo/Chris Knight)

Driver cover for Muni He, during practice rounds of the 70th US Women’s Open at Lancaster Country Club Wednesday July 8, 2015. (Photo/Chris Knight)

Driver cover for Paula Creamer,during practice rounds of the 70th US Women’s Open at Lancaster Country Club Tuesday July 7, 2015. (Photo/Chris Knight)

Driver cover for Stephanie Meadows, during practice rounds of the 70th US Women’s Open at Lancaster Country Club Wednesday July 8, 2015. (Photo/Chris Knight)

Driver cover for Brittany Lincicome, during second day action of the 70th US Women’s Open at Lancaster Country Club Friday July 10, 2015. (Photo/Chris Knight)