Casual Top Layer Cow Leather Watch Strap Applicable with Apple watchProduct information: Color: Black steel buckle K009S, dark brown steel buckle K009S, red steel buckle K009S, green steel buckle K009S, yellow brown steel buckle K009S, black button K009S, dark brown black button K009S, red and black button K009S, green black button K009S, yellow brown black button K009S Size: 38 40 41mm,42 44 45 49mm Style: business, versatile, minimalist, casual, simple Noodles: Skeleton pasta skin Leather base: full grain water oil