Set of 3 pebble shaped mirrors by Umbra. Thin frame with brass finish. Contemporary organic shape. East to install. Includes non-damaging adhesive to customize placement. Materials 60% Glass Mirror 20% MDF, 20% PVC. This set of three pebble shaped mirrors from Umbra have a brass finish and are easy to install with non-damaging adhesive. The soft organic shapes will adds dimension and charm to your space while still remaining modern in design. The Umbra Hubba Wall Mirrors make a perfect addition to a variety of spaces in the home - from entryway to bathrooms, playrooms and more.