100 10×13 Poly Mailers 2.5 Mil Plastic Envelopes Shipping Mailing Bags Self Seal Description Thickness: 2.5 Mil 10×13 inches,100 bags in total Perfect size for large size package White outer surface,Black privacy lining Great for non-fragile items A high strength durable closure, water and dirt resistant Package includes 100Pcs 10×13 Poly Mailers Product Highlights Thickness: 2.5 Mil10x13 inches,100 bags in totalPerfect size for large size packageWhite outer surface,Black privacy liningGreat for non-fragile itemsA high strength durable closure, water and dirt resistant