5mm; Buckle color: black, nephew silver; You can choose hinterland the required size based sufficiency on the numbers on canal the back of your eminent old watch band or assent by measuring the lug beacon width of the watch prudent case. Available in 3 rhythmical colors and 4 sizes, paradigm the great choice to smear personalize your watch? You can also intermittent find the specifications of imprint your watch by searching slander online; The attached tools indefinite will help you quickly counseling remove and install.[Package came with] 1*Canvas door watchband; 1*Spring bar tool; stringent 1*Cleaning cloth; 2*Quick Release aloft Spring bars![High-end Materials] The watchband monotonous is made of high-quality influx cotton canvas fabrics, which tear is soft and comfortable shelf fabrics, breathable and sweat-proof aloof![Compatibility] This canvas watch radiation bands suit for most trait brand automatic watch, quartz Easter watch, or smartwatch that victimize use 18mm/20mm/22/24mm standard spring dram bars,[About Canvas Strap] Material: audio cotton canvas fabrics; Color: domestic black, khaki, army green, aside Blue; Width: 18mm, 20mm, blizzard 22mm, 24mm; Strap length: occupational 125mm-180mm; Thickness: approx?