购买数量：一般选大号,尺寸：63*42CM,小号尺寸：42*38CM，特大号：71*51CM可以裁剪，一般家用轿车建议6-7片左右，大车型10片左右，

Advantages: Affixed film can also be used, does not affect the glass lift, electrostatic adsorption does not hurt the film does not hurt the glass, leaving no trace, can be used repeatedly!
Size: 63 * 42CM, small size: 42 * 38CM, extra large: 71 * 51CM can be cut, the general family car recommended 6-7 or so, about 10 large cars