Size・50-54cm Material・Cotton(Inner)   <br />Fits For:4-14 Year <br />Style:Pilot Earflap Weight:140g   <br />There is 2-3% difference according to manual measurement.<br />please check the measurement chart carefully before you buy the item.<br />1 inch = 2.54 cm<br />Please note that slight color difference should be acceptable due to the light and screen.<br /><br />What You Get:<br />1 Set Watch Repair Kit Set