Features: Some tips for installing: Please clean A/C Vents and switch buttons before you install these vent trim rings and climate control knob covers, which will help these car decorative accessories fix better. Exquisite presents to show your love and care: You can send these accessories to your family members, relatives, friends, colleagues, neighbors and so on, showing your love and care about them. They will be surprised and grateful for your kindness, and your relationships will be strengthened. Specifications: Main material: Vent trim ring: aluminum alloy Switch button cover: aluminum alloy Color: blue Size: Vent trim ring: about approx. 85 mm/ 3.35 inches in inner diameter, about 93 mm/ 3.67 inches in outer diameter Switch button cover: The bigger button cover: about 4.3 mm/ 0.17 inch in diameter The smaller button cover: about 4.5 mm/ 0.18 inch in diameter Package includes: 4 x Vent trim rings 4 x Switch button covers Warm notes: The mention of these brands and any related model above is only for purposes of expressing compatibility, not for trademark, and our trademark is Tallew. Please remember to check the compatible details before you place the order. Small parts included, please keep away from children in case of choking risks. Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.