This is an inexpensive set that includes the body + 9 replacement blades.The size is the same as the general holder, so it can be deployed in a standard way.Precautions for useThe blade may be damaged if the holder or blade is dropped or a strong impact is applied. Replace it with a new blade.●This razor is for shaving purposes. Do not use it for anything else.● If it does not fit your skin, please discontinue use.● Do not wipe the tip of the knife, as it may damage the tip of the knife and damage the skin.●Use shaving foam or well-frozen soap on the area to be used. Be careful not to slip on the hand holding the razor.●After use, rinse well to remove moisture, then close the lid and store in a dry place.●Do not put it in hot water above 70℃, as it may deform.● Store the shaver not in use in a dry place. In a humid place, the blade may rust or the smoother may melt. There is no change in quality.● Please keep out of reach of children.How to useHow to install the replacement blade1 Paying attention to the direction of the replacement blade, press the button on the holder, and push the pusher on the head to the center of the new replacement blade until it clicks.2Pull out the holder in the direction of the arrow to complete the installation.How to remove the replacement blade: Put the used replacement blade in the empty part of the case and press the button to remove it.If there is no empty space in the case, take care and destroy the replacement blade after use)