This tea features the tart and tangy taste to deliver a bolt of invigorating flavor. Dried whole lemons blended with hibiscus, rosehips and lemon grass create a zippy sensation. This herbal tea is naturally caffeine-free. It comes in airtight K-Cups for single-cup brewing systems. K-Cups are easy to use. Simply shake and insert into your Keurig brewer for a delicious cup of tea.