[1] Tea is made in multiple permutations of concentration, tea leaf variety and adjuncts such as milk, sugar and flavourings and when combined separates according to density.

[2][1] Each layer contrasts in colour and taste, ranging from syrupy sweet to spicy clove.

The result is an alternating dark/light band pattern throughout the drink, giving the tea its name.

Romesh Ram Gour, the operator of a tea shop in Srimongol, Moulvibazar, claims to have devised the drink.

[3] It has been widely imitated throughout Bangladesh, with varying numbers of layers.