Size 4.5Authorized for us army flight and combat vehicle crewman use.TanAdd this item to a bundle, let’s make an even better deal! Or shoot me a reasonable offer!90% of my items are thrifted, while I do look over the piece’s multiple times, I am only human and may miss something. Unless noted above, this item is in excellent used condition. If you have a problem with your item please feel free to reach out to me! 📞 Measurements are approximate. Almost all of my items ship next day. My home is a 🚭 smoke free, puppy 🐶 loving home. By request, I can provide personal videos of the item. Clothing (unless it has tags) comes home and gets washed and dried with sensitive soap. Thank you for looking!