12-mil vinyl, backed with genuine 3M Adhesive 3 numbers per pack Number font is a custom-modified, impact style, race font. Used by top Supercross and Motocross teams - Monster Energy Kawasaki, Geico Honda, and Star Yamaha Available in 4in. and 6in. sizes, specifically sized for motorcycle applications for correct fitment. Extremely tough, durable, and able to withstand pressure washing without peeling up