Molded from custom-formulated, high-grade polyurethane, tags are flexible, rugged, lightweight and reliable in harsh weather conditions.DuFlex Visual Identification Panel Tags are available in blank sets of 25 in a variety of bright, fade-resistant colors. Self-piercing studs are specifically angled to provide small, clean incisions; treated with Infecta+Guard to reduce risk of infection and disease transfer and facilitate proper healing. Available in sets of 25 in your choice of highly visible colors blue, green, orange, pink, purple, red, white or yellow. Also available by special order in black or neon green. 2-1 4W x 2-3 4H. Complete with black studs.