50 Mixed Size Blue Mailing Bags, Self Seal Strong Waterproof Poly Plastic Envelopes for Parcels, Packaging, Small, Medium, Large Mail, Shipping Courier Delivery Bags 4Sizes, Blue

Strong Grey Mail Postage bags, ranging from Small to Large Fully Opaque - items Placed in the bag are not visible through the Material High performance 55mu bags, strong adhesive perfect for Shipping and Packing. Small to Large Mailing bags 6 x 9 Inch / 9 x 12 Inch / 10 x 14 Inch / 12 x 16 Inch. This Yunju Postage bags are very light weight and sturdy. You can use its full size or put something smaller inside and wrap the excess before sealing.