As the smartphone industry is growing exponentially with each passing day, so does the phone accessories industry grow too! Phone covers, phone grips, screen protectors, chargers, earphones, and a variety of different products head into the market every now and then. In the previous years, we have seen this industry bringing in several innovative items that have now become a necessity for cellphone users. According to an estimate, this industry will reach around $107.3 billion in the market cap. So, if you want to establish a long-term and profitable business, try starting your e-store with these small items. You will be astonished to see how these little things give you significant profit margins.