Our Special Blend of Polyethylene Creates an Extra Strong, Flexible, and Tear Resistant Bag, While Being Super Light Weight, Reducing Shipping Costs, and Being more Eco Friendly. These Bags Ideal for Quickly Shipping Clothing, Pants, Jeans, Leggings, T-Shirts… Permanent & Strong Self Adhesive Strip Allows for Quick & Secure Packaging. 100% Non-See Through, The Interior of our Multi-Layer Bags are Made with a Dark Lining Preventing the Contents of the Bag from Being Seen During Shipping.