Why Kanjivaram silks are woven on pit looms

The first thing you notice, standing next to a Kanchipuram loom, is that the weaver is sitting below the floor. Their legs disappear into a pit that's roughly three feet deep, and the treadles — the pedals that lift and drop the warp threads — hang from the ceiling on ropes.

This isn't nostalgia. It's physics.

Why the pit matters

A pure zari Kanjivaram sari has three separately woven pieces: the body, the pallu (the decorated end that drapes over the shoulder), and the border. The three are joined with a specialised interlocking weave called korvai — you can hear the tiny snap of it when the sari is pulled taut. Getting korvai clean requires a very specific tension on the warp, which requires the weaver to shift their weight downward into the pedals rather than pressing forward. In a pit loom, gravity does most of that work.

Above ground, you can get more speed. Below ground, you get better fall.

What it costs

A single Kanjivaram sari with an all-over zari body takes 15 to 25 days on a pit loom. On a mechanised jacquard, you can be through 30 saris in the same time — but the silk won't sit the same way on the body. The drop is heavier, the border sits crooked when you sit down, and after a wash the zari dulls faster because the mechanical loom pulls the metallic thread through at a harder angle.

The premium you pay for a pit-loom Kanjivaram isn't for the silk. It's for the twenty days.

The next generation

We work with three weaver families in Kanchipuram whose youngest weaver is 34 and whose oldest is 71. When we ask what they need, the answer is never "better looms." It's always "someone who wants to buy what we already know how to make."

That's the whole idea behind Ungal Nesavalan.