Volleyball is gradually becoming the sport that many students are interested in and choose to join in daily practice. However, in the process of learning and work out, most students make basic errors when performing technical tasks. This article aims to identify, select and build some supplementary exercises in order to correct the common errors of students in the process of implementing the cushion technique of low ball with both hands. | Studying and selecting some supplementery exercises to improve technique of cushioning the ball with two hands for non major students of Tien Giang university