BUILT-IN HANDLE. Keep your work simple! Now you can easily carry a bunch of packages in only one hand or hang your mailers on a hook. Don't need to hold them down and waste valuable storage space. Moreover, your customers will enjoy this feature helping them to carry the purchased products.MULTI-PURPOSE USE. Use our bags as mailers for shipping, carry bags or premium shopping bags for your boutique. You can also pack items for donations, goodies for conferences and products at craft fairs.THANK YOU! & SUFFOCATION WARNING. You don't need to waste your money on other labels or stickers. We have already printed them for you. Impress your customers with elegant packaging bags!EASY PEEL & SEAL - STRONG ADHESIVE. Peel to expose the adhesive and you will be able to self seal the shipping bags within seconds. Once the mailer seals, it can't open and resealed without visible damage due to the Strong Adhesive that we use. Your content will be very well secured.EXTRA THICK 2.75 Mil. You don’t need to double pack the product due to 2.75 Mil (70 microns) thickness. Our heavy-duty shipping envelopes are tear-proof and waterproof. They come with an opaque inner layer that prevents the bag’s content sees during shipping. The bags do NOT contain bubble cushioning.MONEY BACK GUARANTEE - Donyson's first priority is the clients’ satisfaction that’s wht we personally guarantee your satisfaction or your money back, guaranteed! If for any reason, you don't like our product or something happen during the shipping, just return it, and we'll refund every penny.