iSpecle via Amazon offers the iSpecle TPU Shock Absorption Case for iPhone 7 in White for $11.99. Coupon code "GY7FGNK8" 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 $7.35.) That's $17 off list and the lowest total price we could find. It features a soft TPU inner layer and a slim solid PC outer cover.