Aerosoles' 'Calla' sandals are your everyday style hero. Crafted with faux leather, this square-toe thong sandal features a blossoming floral appliqué detail that adds a playful touch to its understated silhouette. Synthetic upper Square thong-toe Slip-on Lining: Synthetic Padded insole Rubber sole Imported SIZE Platform, about 0.25" (6mm). Shoes - W Modern Shoes > Saks Off 5th > Barneys Warehouse. Aerosoles. Color: Berry. Size: 12.