Quality Park™ Tyvek Interoffice Envelopes w/Velcro Almost impossible to rip or puncture. Antistatic; water and chemical resistant, yet easy to write on. Velcro® closure is easy to use and saves time, money. Envelope Size: 9 1/2 x 12 1/2; Envelope/Mailer Type: Interoffice; Closure: Resealable Velcro®; Trade Size: NA.   

Product Specifications  Manufacturer #: QUA-R2350 Product Details Quality Park™ Tyvek Interoffice Envelopes w/Velcro, Recycled,9-1/2X12-1/2,100/Bx Closure: Resealable Velcro® Color(s): White Custom Imprint Included: No Envelope Size: 9 1/2 x 12 1/2 Envelope/Mailer Type: Interoffice Expansion: No Exterior Material(s): Tyvek® Post-Consumer Recycled Content Percent [Nom]: 25 % Preprinted Message/Format/Border: Routing Lines Quantity [Nom]: 100 per box Security Tinted: No Weight [Nom]: 14 lb UPC: 50047614123508 Keywords: 9-1/2 x 12-1/2, Envelope, Envelopes, Interoffice, Interoffice Envelope, QUALITY PARK, Recycled Product, Recycled Products, Resealable Envelopes, Self-Seal, SURVIVOR, Survivor Envelopes, Tyvek Interoffice Envelope, Velcro Closure