Rogz Fancy Dress Black Bones Harness. Rogz Fancy Dress range is inspired by the latest trends. The Fancy Dress Black Bones Harness is perfect for your fashionista. Suitable for everyday wear and identification, with night-time Visibility-Safety.. The Classic Harness is adjustable and available in 2 sizes:. Small - Girth adjustment 23-37cm.. Large - Girth adjustment 45-75cm.. Why not spoil your dog with a lead to match.