The amount of product inventory on Amazon.com varies widely due to the massive number of different suppliers and more than 95 million unique monthly visitors. As of October 2015, there are more than 60 million listings for cell phone cases. Listings are often available as either new or used.
Amazon.com sells phone cases for many different types of phone brands, including the iPhone, Samsung Galaxy and LG G3. Some of the featured phone case brands are Spigen, Trianium and Otterbox. Products are listed by traits such as color, special features, material and price. Some products qualify for Amazon Prime and other free or discounted shipping offers. Listings often include user reviews, product ratings and alternative buying options.