Come with adhesive, Easy to paste. Correct Connector No cutting or splicing. It is a cover only. quality control standards to Build and test. Name:window switch sticker Type: window switch button sticker Condition: 100% New Fitment: For 3 Series X5 X6 X1E90 For X5 X6 2008-2013 For 3 Series 2005-2012 For X1 2010-2014 Pasting Steps: 1.Make sure to clean and dry the install location. 2.Carefully test fit the piece in the install location. 3.Carefully tear off the glue sticker, May use the hair dryer to the adhesive tape before install. 4.Fixed position carefully, stick from one side. press firmly three minutes. 5.Don't expose to strong sunlight or water within 48 hours. 6.You may go to professional automotive shop for install. Attention: Please kindly check the item and photos. make sure this item suits for your car before placing order. adhesive tape is on the back. Please note that you may use hair dryer to the adhesive tape before install to make the item stick tightly. (No need to be too hot). ONLY FIT FOR LEFT HAND DRIVE Colour:silver Material:plastic Package Contents: 1 set of window switch sticker(11 pcs) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.