Sigma Sigma Sigma Car Window Sticker is designed for the outside of car windows and only comes in white. This product is great for tinted windows. Sticker comes as shown and it measures approximately 2-inches in height.Materials - 2 Mil Premium White Vinyl made for the outside of windows or hard surfaces. Application: Remove backing paper. Place on surface. Firmly apply design to surface. Wait 5 minutes and remove plastic cover. Rush service is available for 20% of the total price, this service can be selected during checkout.