Ecostone Penta Onice Matte 12.25x12.25 - Mosaic made of 98% recycled glass tile from Spain. Composed of 2x2" squares. Pool rated.

For Swimming Pool Installation, we recommend the following:
Recommended Thin-Set: MAPEI Adesilex-P10 Premium Glass Tile Mortar mixed with MAPEI Keraply Latex Mortar Additive
Suggested Grout: MAPEI Ultracolor Plus FA, MAPEI FlexColor CQ or BOSTIK Trucolor Rapidcure