: Steep 2–3 tea bags in hot water for about 10 minutes and let it cool.
: Brands like Juvale and Better Office Products offer double-sided "parchment" style paper that is compatible with both inkjet and laser printers.
: Look for 100 GSM ivory parchment paper, which is commonly used for certificates, resumes, or diplomas. Option 2: DIY Aging Techniques