The original black TW Steel replacement strap ref. TWB38 with orange-red stitching and steel studs, suitable for all TW Steel watches with 22mm lugs, especially the TW661 and TW800 series
The original Fossil watch strap for the Fossil Carlie watch with serial number ES4343 (the serial number of your watch can be found on the back of the watch - it starts with a two letter code, followed by four digits).