Composite material that you can use the layer at the last moment this incisal edge area so that you get a very natural look to the two cellular using a specific transition shade from assistant. Or does it depend on into the working on depend on the tooth that I worked out work with but the TI is very often used in the that that's a pretty common when the number to use the translucent. Ice which is fairly clear sometimes you use some of the translucent the frost but that's not too often that I'm using it I would say if I had a pic I would probably say that the translucent. Ice and is probably the one that I'm using most often and I'm sure every dentist is going to find their preferred shade steel and I think everybody finds their own shades of the everybody. Views the tooth and reads the tooth color a little differently based on the way I picks up color it's interesting to because I work with female assistance chair side and females tend to have.