The 504-ARNO vertical reflective vinyl badge holders feature an elastic armband with a Velcro closure that adjusts easily to fit all arm sizes without removal. The elastic flexes with arm movements for a secure, comfortable fit. The holder is made with orange reflective vinyl and high-powered photoluminescent material on each side to enhance visibility. It accommodates standard size ID cards with a maximum size of 2.375" x 3.375".