Pro-Line Stop / Slow Paddles meet MUTCD requirements. Octagon shaped paddles are available silk-screened, or with Engineer Grade, High Intensity, or Diamond Grade Reflective Sheeting. Letter size: 8 for 24 Paddle, 6 for 18 Paddle. Pro-Line's Stop / Slow Paddles are ideal for school crossing guards, police, and plant security. Handle is included.