A running shoe that fits properly should have at least a half inch of room beyond your toes. Onitsuka Tiger
The shoe should fit snuggly but not so tight that you experience discomfort. Onitsuka Tiger Shoes
It's helpful to wait until later in the day to try on running shoes when your feet are their largest due to swelling. Be sure to take along the same type of socks you use while running to wear while trying on running shoes, GHD Straighteners
Now that you have a basic review of the David Clark headset, the Telex headset, and the Peltor headset you can begin making your choice on the headset for you. Remember you should try each of them out, compare them, and consider all of your needs, GHD MK4
including budget, before making a choice. Once you decide on the aviation headset for you it is time to buy.