Peppermint herbal infusion. Discover our huge range of tea and teaware at: teapigs. Tea trivia!. The largest teabag ever made held just over 551lbs of tea. It was 9.8ft wide and 13ft high!. Peppermint is something of a cult classic in the tea world, and it's amazing just how many of you get in touch to say how much you love ours. That's thanks to the big peppermint leaves we use for big flavour. It's deliciously fresh and minty with every sip you take but don't take our word for it! Let us know what you think. ood to know. We only use big, quality, whole leaves. No dust. Big leaf = Big flavour. Simple. Natural, with no artificial flavourings. We give back to the communities that bring us our tea.