Please click for the El Naturalista size chart. Slip into earthy style with the El Naturalista® Sila 183. A beautifully crafted slip-on for everyday wear! ; Leather upper with contrast stitching details ; Slip-on features a buckle closure for an adjustable fit. Leather lining for breathability. Removable lightly cushioned footbed for added comfort. Rubber outsole for a confident stride. Made in Spain. Measurements: ; Heel Height: 2 1 4 in ; Weight: 13 oz ; Platform Height: 3 4 in ; Product measurements were taken using size 38 (US Women's 7.5-8), width M (B). Please note that measurements may vary by size.