100pcs 50 each12x16,14.5x19 poly mailer shipping bag 2.5MIL*free expedited mail
Exterior size: 14.5" x 19"+(1.5"flap). interior size: 14.5" x 19" 2.5 Mil. exterior size: 12" x 16"+(1.5"flap). interior size: 12" x 16" 2.5 Mil. 100% recyclable. water proof.