Epson Stylus Color 660 Manual page 26

200 × × × × 300 inch
A: trimmed size
B: printed image size
Storing EPSON Photo Paper
Return unused paper to the original package as soon as you
finish printing, and avoid storing it in places exposed to high
temperature, humidity, or direct sunlight.
EPSON recommends storing your printouts in a resealable
plastic bag and keeping them away from high temperature,
humidity, and direct sunlight.
Paper Handling
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