Motto via Amazon offers Prime members its Motto Tempered Premium Ballistic Glass Screen Protector for iPhone 6 for $8.78. Coupon code "LL7P39A2" cuts it to $3.78. Prime members qualify for free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, it adds about $6.) That's $2 below last month's mention and the lowest total price we could find today by $7. It is 0.26mm thick and features a hardness of 8-9H, light penetration ratio of 97%, and oleophobic coating to reduce fingerprints.