Birdies The Blackbird Loafer in Black Calf Hair Womens Size 7.5 Runs a half size small, according to the Birdies website Timeless loafer silhouette with 8 mm heel The OG Birdie calf hair flats Crafted of luxe calf hair No-slip rubber sole for indoor + outdoor wear 7 layers of quilted comfort in every footbed Excellent condition, barely used. Smoke free home.