Photo Paper 150gsm-260gsm,4R, a6, a4, a3, roll size, RC photo. A100 premium photo quality inkjet paper is made from professional photographic paper materials, the whiteness of the printing surface is superior at 99%. Special coating for color printing, the highest reproduction quality from your color IJ printers. Special ink absorbing technique, no show through. Support up to 4800/5760 dpi resolution printer, perfect reproduction of small characters Ink-fixing layer with organic-inorganic hybrid fine particle. Highly water resistant in dual side of paper A100 photo paper had passed NATIONAL DIGITAL MEDIA LAB TEST(CNACL no:0243), brief as below: Item Standard Testing Data Physics inspection Weight 200G(8) 202G Thickness 0.26(0.02) 0.28 Whiteness >90% 99.29% Opacity >80% >90% Glossy >60 65 Physics inspection Resolution (dpi) 1440--2880 2880 Dry speed 5s 2s Water proof Wet in Paper Perfect Paper section *Tiny bore ink absorption *Image forming layer *Excellent ink absorption layer *Ink fixing layer *Whiteness control layer *photographic paper material *The watertightness layer *Dries instant *Highly water resistant *Photographic finish We are professional, so we are better! Agents Wanted and OEM service available! Looking forward for long-term partnership oversea. We provide best service!