The Ihram clothe, is two pieces of unstitched clothes worn by Men during Hajj and Umrah. There are a few different ways one can wear it, as long as your awrah (the part of the body from the navel to the knees) are not exposed.
Here are some videos that might help you to wear your Ihram, especially if you have never worn one before. Remember make sure you practise wearing it again and again unti you are comfortable.
Mufti Abdur Rahman ibn Yusuf
Oh and before you go, check out 5 Ihram FAQ by Shaykh Muhammad Taaha.