.It not really carbon fiber, just a silicone product carbon fiber texture. Does not block the car key signal Anti-dust, anti-drop and anti-scratch The product is soft and tough, it can better your car key. This product does not cover the buttons and does not affect the feel of pressing. Fitment Suitable for the following Smart Key: for 2018-2021 for 2018-2021 C- for 2016-2020 Prius for 2017-2020 Prius Prime for 2017-2021 Prius PHV (Plug-in Hybrid) for 2017-2020 86 / GT86 for 2018-2021 Land Cruiser Prado LC150 for 2019-2021 for 2019-2021 for 2019-2021 Hatchback for 2020-2021 Sedan for 2020-2021 Colour:Carbon fiber+black Material:Silica Package Contents: 1 * Car key case Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.