These bubble mailers are ideal for sending narrow or flat items safely and easily through the mail! Avoid the hassle of wrapping your items to send in bubble wrap or finding a package to fit them. Protect and package them in one easy step with this bubble mailer! Each one is made of thin, durable plastic and is lined with packing bubbles on the inside. Each closes with a self adhesive strip. Use them for quick packaging and trustworthy assurance that your mail will arrive without damage.Details:Available in multiple colors10" x 13"12 mailersSelf adhesive closurePlastic