【Material】Car seat cushion using high quality air layer fabric, PP cotton padding, breathable, soft and comfortable, thick and full, not easy to deform. 【Car seat cushion 【car booster】If you lack sight height due to insufficient height while driving, this thickened seat cushion can solve your problem. It is high enough for you to see everything while driving, improves driving safety and provides a wide field of vision of about 12cm/4.7inch. Size: 15.7x15.7x4.7inch. Suitable for people of different sizes or short people. 【Relieve fatigue】Ergonomic car seat cushion. It can help support your lower back, reduce stress, relieve back fatigue and make you feel comfortable. The car seat cushion is very suitable for people who need to drive for a long time. 【Non-slip design】The middle part of this car raised seat cushion is designed with a groove, it can prevent your hips from slipping easily and improve your safety when using the cushion. 【Multifunctional Portable】The driving office seat