Polyester Fabric

Product Details:

It sounds like you're referring to a fabric specification used for T-shirts: "Dat Airjet Sinkar 150 GSM 44 Tube." Let's break this down:
Breakdown of the Terms:
Dat Airjet Sinkar:
Likely a misspelling or brand/trade name variation of "Dot Airjet Sinker".
Airjet: Refers to the yarn type — air-jet spun yarn, which is smoother and less hairy compared to open-end yarn.
Sinker: Refers to a circular knit fabric machine (sinker-type knitting machine). It’s commonly used to produce jersey or single knit fabrics.
150 GSM (Grams per Square Meter):
Medium-lightweight fabric.
Ideal for summer T-shirts, soft drape, breathable, and not too thick.
Common in budget fashion or casual wear.
44 Tube:
Refers to tubular fabric (knit in a tube, without side seams).
44" tube width = 88" open width (when cut and laid flat).
Suitable for most standard adult T-shirt sizes.
Suitability for T-Shirts:
AttributeDetailsFeelSmooth (airjet yarn), soft to touchWeightMedium-light (150 GSM) — good for casual T-shirtsStretchModerate (depending on knit density and Lycra % if any)ConstructionCircular knit, no side seams — common for classic T-shirtsWidthWide enough (44" tube) for most adult sizes with minimal fabric waste