Ink technologyCompatible with Original HP Latex Inks; solvent, low-solvent, and UV-curable inksWeight (without liner)310 g/m? per ISO 536 Test MethodThickness368 microns/14.5 mil per ISO 534 Test MethodOpacityGreater than 94% per TAPPI T-425 Test MethodBrightness89 per TAPPI T-452 Test MethodWhiteness85 per ASTM E313FinishSatinOperating temperature15 to 30° C / 59 to 86° FOperating humidity30 to 70% RHDisplay permanence(Indoor home or office)45+ years with Original HP 70 or HP 745 Photo Inks, or HP 771 Vivid Photo InksWater resistanceNot water resistantDry timeInstant dryEnvironmentalMade from 100% recycled water bottles; 1 eligible for free return through the HP Large Format Media take-back program 2Shelf life1 year, unopened in original packagingStorage temperature15 to 45° C / 59 to 95 ° FStorage humidity25 to 80% RHCountry of originProduct of China