Callaghan Perforated Leather Trainers, BeigeStay comfortable and stylish with these CallagHan Perforated Leather Trainers. Crafted with breathable leather and a cushioned insole, these shoes will feel like an extension of your feet thanks to the adaption technology that expands with each step. Brand: Callaghan Style Code: CAG51402 OF1 Colour: Beige Toe: Round Toe Heel Height: 5. 5cm Materials: Upper Leather. Lining and Sock Textile. Sole Other Materials.