B4B Window Sticker 
Outside option is also suitable for car bumpers, laptops, etc
Approx size 17cm x 14cm
 
One Sticker - Choice of six colors
How to apply:
1. Ensure window/surface is clean & dry
2. Carefully peel the white backing paper off the clear sticker - vinyl lettering/image should remain on the clear side (if not press the white & clear sheets together to reattach and re-peel)
3. Place full clear sticker & vinyl into required position
4. Rub vinyl lettering / image thoroughly through the clear sticker (using a credit card is ideal)
5. Carefully peel off the clear sticker - vinyl lettering / image should remain in place (if not, press the clear sticker back down and rub over lettering / image again; repeat) 
Head over to the Facebook B4B Merchandise page for a demonstration