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Explore expert guides on polyester fabrics, T-shirt fabrics, GSM, DIA, fabric selection, garment sourcing and textile trends from Walrus Yes India Can, Tiruppur.

October 16, 2026

Why Polyester Knitted Fabric Develops Uneven Air Permeability Across the Roll: Stitch Density, Width Stretch & Finishing

Why can the edge and centre of the same polyester fabric allow different amounts of air through? Learn how stitch density, loop length, width stretching, GSM variation and heat setting create uneven air permeability across a roll.

Polyester fabric breathability showing mesh, lightweight knit and airflow

September 19, 2026

Polyester Fabric Breathability: How Structure, GSM & Mesh Affect Airflow

Learn how polyester fabric breathability depends on GSM, knit structure, mesh, yarn and finishing. Discover how to choose breathable polyester fabrics for sportswear, T-shirts, jerseys and activewear.

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Why Polyester Knitted Fabric Develops Uneven Air Permeability Across the Roll: Stitch Density, Width Stretch & Finishing

Polyester Fabric Breathability: How Structure, GSM & Mesh Affect Airflow

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Why Polyester Knitted Fabric Develops Uneven Air Permeability Across the Roll: Stitch Density, Width Stretch & Finishing

Polyester Fabric Breathability: How Structure, GSM & Mesh Affect Airflow

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