Welcome to GcxgzWelcome to my shopThis product can be given as a gift to the elderly or send to parentsit guarantees a relief of joint pressure and favors a more natural walking style.?Providing crutches facilitates the rehabilitation process and accelerates the patient's recovery by maintaining good posture.?Crutches for the elderly, crutches, light and portableIf you have any questions, please contact us in time and we will give you a satisfactory answer within 24 hours.?Note: Due to manual measurement, there may be 1 ~ 3cm error, please understand.?Note: This data comes from a laboratory in our factory.?prompt:1, before use check that the screws are loose, the mat is solid, if loosened, the installation of the solid before use2, prohibit the use of for go up stairs or go up3, beware of humidityIf need any help. please go to your amazon order page ， contact with the seller , you will get what you need.