Perfect for safety at night on bicycles and more, this 5-piece Self-Adhesive Reflectors Set comes in assorted fun shapes including: two round shapes, two hand shapes and one long rectangle. Faceted surface is covered with clear red plastic for light reflection and has self-adhesive backing for attachment. Approximate measurements: round - 1 1/4" diameter, hand - 1 3/4" wide and rectangle - 1" x 3 1/2". Comes packaged in a blister pack.