CTCStore offers Amazon prime members the Acase Matte Screen Protector for Barnes & Noble nook Touch 2-Pack for $3.94 with free shipping. (Non-members can spend $25 or more to qualify for free shipping; otherwise, shipping costs $5.05.) That's $1.97 a pack and the lowest total price we could find for a comparable item in this quantity by $25. Each pack contains three screen protectors that protect against glare, fingerprints, and scratches. Deal ends February 3.

Amazon Prime membership is $79 per year; however, Prime is free for college students for six months, and free for parents and caregivers for three months. (Note that currently there's a waitlist for Amazon Mom.)