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Columbian® Durashield™ Security Open End 1st Class Poly Envelopes Durashield™ Security Open End Envelopes
• Security-lining to assure privacy of contents
• Tamper-resistant Grip-Seal® closure—peel and press
High-efficiency mailers designed for secure shipping. Durable multi-layer poly film construction provides maximum resistance to chemicals, water, moisture, bursts, tears and punctures. Lightweight envelopes reduce shipping weight, storage requirements. Low-slip textured white matte surface for stackability and upscale look. 100 envelopes per box.
First Class
12 x 15-1/2
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