iSpecle via Amazon offers the iSpecle TPU Shock Absorption Carbon Fiber Texture Case for iPhone 7 in Black, Blue, or White or for iPhone 7 Plus in Black, Blue, or White for $9.49. Coupon code "5D39EX4E" cuts it to $3.99. Plus, Prime members receive free shipping. (Non-members can spend $49 or more to qualify for free shipping; otherwise, shipping costs $6.07.) That's as much as $16 off list and the lowest total price we could find. It features an anti-slip design and raised bezels for screen protection.