Since your name suggests you are from India, and people from your country have a wide range of skin tones, I'll try to give you an answer that can cover all the possibilities.
I'm assuming your hair is dark brown or black with little gray at 27. If your skin is fairly light in color, laser may be a good option to research if you'd like permanent hair reduction. If it is darker in color, you may want to consider trasditional electrolysis instead:
Hairfacts: laser hair removal Hairfacts: electrolysis An alexandrite laser is probably a good option to consider if you decide to try lasers:
Hairfacts: alexandrite lasers