An Optional velcro strap in black or gray was supplied – these straps attached to the 1st male connection from the bracelet. Fortunately, The material strap from the IW3715-36 along with the alternate rubber strap in the IW3548 in shape the Aquatimer! Sited on the previous Chapel Courtroom Backyard garden, https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/