Compatible Model: Samsung Galaxy A30 / A20 Material: Soft TPU, protect your phone against dust and scratches and provide a good hand feel. 360 rotating ring gives you excellent grip and comfort use your Phone The border inlaid with artificial diamonds, it is so shiny for teens, girls and women. After-Sale Service : if you have any questions with this case??Please feel free to contact us.We will solve the problem for you sincerely??Your satisfaction is our goal.