These drink holders are spun aluminum and are an attractive and functional insert for holding a soda can or fountain drink. These are also our most affordable drink holders. They are held in by a press fit or a small amount of glue or silicone. They fit in a 3 3/4″ hole and are 2 7/8″ deep. The outer flange measures 4 3/8″. Available in a raw machined or bright polished finish as well as a variety of Fusioncoated colors.