Sizer helps shoppers determine the fit of clothes bought online and provides retailers with an end-to-end solution that will help build customer engagement, lower the rate of returns, increase online sales, and optimize offlineonline customer behavior.The company's proprietary solution is composed of a mobile app that utilizes advanced self-scanning computer-vision technology to scan and generate shoppers' body measurements and a recommendation engine that uses deep-learning algorithms to accurately determine shoppers' size recommendations.