OUNONA 25pcs 10.5 x 15 inch Poly Bubble Mailers Bulk Padded Shipping Envelopes Bags

Durability, Multi-layer, co-extruded film provides optimum moisture, puncture and tear resistance. The Black inner layer provides confidentiality. Water resistant and tamper evident. Security high-strength, hot-melted adhesive closure provides additional tamper resistance. Easy opening, reduces labor costs and increases productivity. Self stick labels and labels adhere easily. Outstanding tear strength, no unwanted tears along the seam resulting.