Image 1 of 3 Image 2 of 3 Image 3 of 3 Coco & Pearl • Olivia - Size 12 £750.00 A stunning sheath gown with a halter neck style neckline and crepe fabric. Size 12. Quantity: Add To Cart Added! A stunning sheath gown with a halter neck style neckline and crepe fabric. Size 12.