San Jamar R3690TBK Versatwin Double Roll Toilet Tissue Dispenser with Bio Pruf, Oceans, Black Pearl Dual Dispensing  Universal dispenser accommodates two of any brand of standard or industrial bath tissue up to 5 1/2" Bio-Kleen treated Infinity System  Inhibits bacteria growth and provides ergonomic transfer to second roll with gentle gravity assisted return mechanism Space-Saving Design  Contemporary and compact size ideal to complement any washroom Durable Construction Easy-to-clean plastic resists cracking and breaking for extended use Mounting Options  Easily attaches to most wall surfaces vertically or horizontally