For 42.44.45.49mm The size didn't fit after purchase, so it's almost unused. Material: Stainless steel (with markings) *Please refrain from using if you have a metal allergy. *It is basically resistant to water and rust, but please wipe it with a towel if it gets wet. Size: Belt width: Approximately 22mm at the widest point Belt thickness: Approximately 9mm at the thickest point Total length: Approximately 15.5cm *This is the total length of the belt only Adjustable in 4 steps: 11.5cm, 13cm, 14.5cm, 15.5cm *Please be aware of the size as it may be short for those with large wrists or for men. Weight: Approximately 80 grams *Due to the stainless steel material, it is made "heavier" as a watch band. Please be aware of this before purchasing.