Sealed acrylic case, roughly the size of a phone. Natural stone varies between batches — the sample is the reference you keep on site.
A cured piece of the finished surface in a sealed case, 3–5 mm aggregate, labelled with the colour name. Order the shades you are choosing between and compare them in the light of the actual project — daylight in a courtyard and tungsten in a hallway change a colour completely.
Click a case to load it above, then add the quantity you need.
Send a photo of the space and the surrounding materials. A specialist narrows the range to two or three before you order.