These multi-purpose poly-mailers with peel and seal adhesive closure will protect all of your contents while mailing. Our poly mailers come in seven different sizes to meet all of your requirements. They are constructed of 50% recyclable material with a 2.5 mil thickness. Personalize these mailers with your unique branding message to boost brand recognition and maximize their worth. 100% recycled content. Fully recyclable. Easy opening (tear strip). Reusable (dual adhesive). Tamper, tear and moisture resistant. 2.5 mil LLDPE/LDPE – 50% Post-Consumer Recycled Content, 100% Recyclable. Quality made in the U.S.A.