UIM1183 Features: * Closure: Self-Adhesive * Envelope Size: 9 x 12 * Security Tinted: No * Format/Border: Standard * Seam Type: Side * Post-Consumer Recycled Content Percent : 0 pct * Expansion: No * Pre-Consumer Recycled Content Percent : 0 pct * Window Size: 9 x 12 * Global Product Type: Envelopes/Mailers-Mailer * Window Position: Front * Trade Size: #90 * Exterior Material(s): Polypropylene * Total Recycled Content Percent : 0 pct * Envelope/Mailer Type: Mailer Includes: * Custom Imprint Included: No Color/Finish: * Color(s): Clear