An Optional velcro strap in black or gray was provided – these straps connected to the main male url of your bracelet. Luckily, The material strap through the IW3715-36 and also the alternate rubber strap through the IW3548 in good shape the Aquatimer! , Rolex. Always a reputation to reckon https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/