public GenderType Gender
        {
            get
            {
                return this.gender;
            }
            set
            {
                if (value == GenderType.Men || value == GenderType.Women || value == GenderType.Unisex)
                {
                    this.gender = value;
                }
                else
                {
                    throw new IndexOutOfRangeException("Gender type can be Men, Women or Unisex.");
                }
            }
        }