This 30-pack of 4 x 6" Photo Rag Baryta FineArt Photo Cards from Hahnemuhle comes packaged in a tin box with an embossed Hahnemuhle rooster logo for protecting your prints and for use as a portable portfolio or archive. The 100% cotton paper also features rounded corners for ideal placement within the tin. This makes prints made with the 315 gsm high-gloss paper well-suited for cards, invitations, gifts, or as give-aways at an exhibition. Other general specifications of this archival paper include an opacity of 97% and a whiteness of 91%. Also, the paper has no OBA content and is both acid-free and calcium carbonate buffered for longevity. Photo Rag Baryta is instant drying and has a very high water resistance.