Price is per wrap.
1. Carefully remove the battery's current wrapper. Make sure to keep the small plastic or paper ring at the positive end, you'll need this!
2. If the plastic ring fell off, replace it. Then, open the battery wrap with your fingers.
3. Slide the battery into the new wrapper, leaving even amounts of space at the top and bottom.
4. Use a heat gun or blow dryer to shrink the wrapper, making sure not to blow the paper ring off.
5. Enjoy your beautiful battery!