A best bet is the Luxury PU Leather Skin Back Glass Protector for Apple iPhone 4 or 4S in six colors (Blue Crocodile pictured) with a $1 HHI credit for $1.99 before coupon, $1.59 after. With $2.85 for shipping, that’s $17 off list and the best price we’ve seen for this glass protector. It’s compatible with the Apple bumper case and features an anti-slip surface.
FTC: We use income earning auto affiliate links. More.