Description: Portable and Simple design, small size to carry. For Corolla CHR . These box guards will protect your glasses from nicks, chips & scratches. They install easily with tools. They are customized design and fit easily over the car. Smooth Edge Will Protect Your Hand From Hurt. Decorate Car Appearances, Make Your Car Particular And Unique. Installation Instruction: 1.Take off both sides buckles. 2.Remove the handle and buckles. 3.Remove the iron buckles. 4.Put the box on the handle position. 5. Insert the two new buckles into the hole. 6. Finish. Specification: Size: 200x69x42mm Material : ABS Special features: For storing glasses or small items Package Includes: 2 Pieces Glasses Case 2 Pieces Screwdriver 4 Pieces Retaining Buckles Note: Conversion: 1inch=2.54cm, 1cm=0.393inch Please allow slightly 0-1cm difference due to manual measurement. Colors can appear different depending on light and how the listing is viewed. Thanks for your understanding and attention. Wish you a pleasant shopping experience!