Fabric GSM & Composition Guide for Custom Apparel Collections

Understand fabric GSM and composition when preparing a clothing manufacturing brief. Define your target fabric weight, blend, feel and sample requirements.

What GSM describes

GSM means grams per square meter and describes the mass of fabric over a defined area. It is one useful specification when discussing fabric, alongside composition, construction, thickness, finish and feel. A higher number alone does not prove better quality or suitability for a garment.

Specify composition and intended use

State the fibers or blend you want the team to review and describe the intended garment use. Include any stretch, care, appearance or specialist performance requirement. Confirm availability and suitability rather than assuming a material automatically meets those requirements.

Use references and samples

A physical swatch or clear reference can help explain the material feel and drape you want. Pair it with your composition and GSM requirements. Ask how the proposed fabric will be sampled and reviewed, and agree any testing or acceptance requirements before ordering.

Custom fabric development at Rastify Gears

Rastify Gears develops custom fabric around client requirements for composition and GSM. Manufacturing takes place in Sialkot, Pakistan. Share your garment brief, target specification and sample reference to discuss development; confirm the proposed material and any required performance checks with the team.

Factory Direct Apparel Production

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Work directly with our manufacturing facility in Sialkot, Pakistan. We provide custom fabric knitting, sample prototyping, precise cut & sew, and worldwide export.

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Need technical guidance first? Chat on WhatsApp or email rastifygears@gmail.com.