From Telegraph Hill

PHOTOSATIN
Canson PhotoSatin Premium RC Paper is a 270 gsm photo paper with a smooth satin finish similar to "N" surface paper. This exceptional acid free photographic paper has been designed to comply with the highest lifespan requirements

WATERCOLOR
Hahnemühle Photo Rag watercolor paper (308 gsm) is the most popular paper chosen by photographers to create high quality fine art prints. The fine, smooth surface and feel of Photo Rag make this paper very versatile and it is ideal for printing both black and white and color photographs and art reproductions with impressive pictorial depth.

CANVAS
Epson GS Canvas Satin (414 gsm) is excellent for photographic and fine art reproduction, the canvas produces images with a large gamut for exceptional colors and industry leading Dmax for deep, dark blacks. It is a poly/cotton blend that features a satin finish and can be stretched for various display applications without the need for additional varnish applications.