500 Pcs Wholesale 6.5x10 Inch Poly Padded Envelopes Max Security Bubble Mailers

Usable Size (Internal): 6.5 x 9 inch — Exterior: 6.5 x 10 inch. Instant Security Lock: The peel-and-seal strip locks down immediately upon contact, creating a strong, secure barrier against pilferage or accidental opening. Optimized for High-Volume Savings: Bulk purchasing at 500 pieces guarantees a competitive unit cost, directly improving e-commerce profit margins on small to medium shipments. Flexible and Durable Film: The resilient Polyethylene material is highly flexible yet sturdy, resisting cracking and maintaining its integrity in extreme temperatures.