Mailing Bags, YUNJU Shipping Envelope Poly Postal Self Seal Bags in Size12 x 16 Inch Size Small Envolopes Postage Packaging 305mm to 407mm Grey 100 Pack

Safe and Secure: YUNJU Postal Bags have a sticky strip for easy closure. Once sealed, these bags are very hard to open allowing your items to arrive safely without risk of opening or tampering. These YUNJU Delivery Bags are Opaque, incorporating a permanent self-seal closure and the Thickness / Strength of the plastic is approximately 60 microns. YUNJU Large postage bags are very lightweight and sturdy. You can use its full size or put something smaller inside and wrap the excess before sealing. Postage Bags for clothes, Books, and more. Tamper proof: These Shipping Bags are made from durable material, perfect for sending multiple items. Water and dirt-resistant air-sealed bags are made to Secure the inside and outside. We Have Small to Large Mailing bags of 6 x 9 Inches / 9 x 12 Inches / 10 x 14 Inches / 12 x 16 / 17 x 24 Inches. Parcel bags for posting Mailing Packaging and more.