Made of , this phone storage box can bring much convenience. Perfectly works to store students' cell phones, small calculators or other small supplies. Effectively monitor your child or student's mobile phone, very convenient. Features - Color: Transparent - Material: Acrylic - Size: About 19.80X10.00X5.00cm/7.78X3.93X1.97in - This cell phone jail is not as complicated as the timer lock box, you can easily lock your cell phone with a simple key. - The size of the mobile phone lock box is compatible with most of the cell phones on the market. - Our cell phone locking box can effectively help you to improve your self-discipline. - The mobile phone lock case has double-side slot can charge your phone via cable. - This practical cell phone lock box is the perfect gift for the cell phone in your life. Package list: 5 x Mobile Phone Locker