Replacement watch strap to fit Casio digital watches including: F91 F105 F94 Width at the point where it attaches to the watch - 18mm Width at the widest point - 22mm Black Resin with black plastic buckle Size when buckled to maximum length - 175mm (7 inches) - add on the length of your watch to get the largest wrist size this strap will fit. Spring bars (watch pins) supplied at no extra cost