A high quality slightly larger outer envelope in white. It has lower barrier properties - useful for teas and herbs. Keeps the freshness sealed. Easy to use. Many customers decorate the outer envelope with a color sticker. Idea for Baby showers, parties, cafes, tea rooms where you can pack your own blends in individual envelopes. How to use : Just insert a filled tea bag or spice into the envelope and heat seal the opening with a hot iron or heat sealer. Maximum size of tea bag to fit inside outer envelope = Approx. 2.45" X 2.36" (62.5 mm x 60 mm ) Please make sure you measure you tea bag before ordering to make sure it fits into the outer envelope. Empty tea bags in the correct size are available in our store. Type of the tea bag that will fit the outer envelope = Plain or with string and tag (see size above). Size of the Outer Envelope = 2.87" x 3.3" (72.9 mm x 83.8 mm).