My kind of Sizing Guide. Hope it helps. These are the sizes I wear Redwing Iron Ranger - 7.5, Merrell - 9 in Intercept, 8.5 in Moab, Saucony - 9, Nike -
Women's Chillos Slide Sandals | Chaco
Chaco Size Chart | Get The Right Chaco Shoes With The Serviceable Size Chart Below - Shoe Filter