Closure Self-Seal. Closure Type Self-Seal. White envelopes with security lining. Top Flight Security Envelopes #10 Strip/Seal. Self-seal closure. Material Type Paper. Manufacturer Part Number 6900136.
Closure Self-Seal. Closure Type Self-Seal. White envelopes with security lining. Top Flight Security Envelopes #10 Strip/Seal. Self-seal closure. Material Type Paper. Manufacturer Part Number 6900136.