About this item LIGHT WEIGHT but strong, tough & durable to withstand the rough shipping process - Saves your business time & money! FEATURES - Silver/grey inner lining to provide confidentiality. Tamper evident permanent seal. Easy & convenient sticky lock - No need for packing tape! QUALITY - High strength flexible & seams allow for over-stuffing! Polybags protect items inside from water, dirt, dust & moisture. MATERIAL - Our opaque envelope mailers are all virgin low-density polyethylene - non-toxic & odorless. USES - Self sealing non-resealable polymailers comply with Amazon-UPS-FedEx & USPS packages & mail guidelines - package & ship t shirt, clothing, shirts, & much more! › See more product details