Prevent unauthorized copies and safeguard confidential business, legal, healthcare and personal documents. Designed to meet and exceed federal and state guidelines for tamper-resistant security paper set by the Centers for Medicare and Medicaid Services. Colored background with erasure protection. Artificial watermark is coin reactive. 7 security features. Advanced features: all Standard features plus heat-sensitive ink. Paper Color(s): Green; Sheet Size: 8 1/2 x 11; Paper Weight: N/A; Print Color(s): N/A.