Ask any tech enthusiast, and they'll tell you there's nothing better than that fresh-out-of-box, shiny new smartphone. That is, until it a case of "butter fingers" leads to a pesky crack or dinged screen. If you want to prolong the newborn stage on your phone, consider purchasing a screen protector. An inexpensive investment (around $20) that can help prolong the life of your phone, screen protectors are thin pieces of film that repel fingerprints and scratches. Here are five top-rated screen protectors that you can apply yourself at home.

1. Moshi iVisor and Airfoil (for iPhones)

2. Zagg Invisible Shield

3. iSmooth Screen Protectors

4. Tech Armor Screen Protectors

5. Aduro Screen Protectors

· The 3 Best Screen Protectors for Your Smartphone or Tablet [CIO]
· Scratch Test: Does Your Phone Really Need A Screen Protector? [Yahoo News]
· Are Screen Protectors Necessary Anymore? [Lifehacker]