1.RCProofing Glossy Photo Paper, 180gsm Professional photographers and high quality photo output such as wedding photo, wall painting. Suitable for family pictures, posters, graphic design etc. these kinds ofpapers are including 180gsm, 230gsm, 260gsmand 280gsm 2. Features: Adopt micro porous RC technology Sharp and outstanding image output Compatible with all inkjet printers Support high resolution up to 5760 dpi Suitable for dye and pigment inks 100% waterproof and dry quickly Super whiteness and brightness Proofing paper 3. Size: Sheets---- 4R (4"X6"), A6, A5, A4, 8.5"X11", A3, A3+, A2, A0 Roll---- 24", 36", 44", 50", 60"x 30m, Jumbo Rolls 4. Package (A4): 20sheets/pack, 80packs/ctn