variableExpansion Poly MailersMailersProtective Packaging13515" X 20" Expansion Poly Mailer3 Mil Thickness. 4 inch Bottom Gusset & 1.57 inch Lip. 100 pcs/Box. 135 cs / pltBOX

15″ X 20″ Expansion Poly Mailer

3 Mil Thickness. 4 inch Bottom Gusset & 1.57 inch Lip. 100 pcs/Box. 135 cs / plt