TriJet 15-P182430-BR 18" x 24" x 3cm Travertine Paver Portobello - This paver may be used to pave pool decks, walkways, patios, and other surfaces. It a great option because there are endless patterns, shapes, and colors that can be used to fit any need. The Travertine construction of this paver holds up well in changing weather conditions. It has a non-slip texture, making it an ideal choice for pool decks and wet environments.