400 GSM vs 500 GSM Hoodies: Fit, Feel, Cost & Best Uses
400 GSM and 500 GSM are two different heavyweight fleece tiers, not two quality levels. This guide compares hand feel, drape, warmth, fit and real production cost, explains why GSM alone can mislead you, and gives a four-step sampling checklist to prove the right weight on a finished garment before you commit to bulk.
Oct 14,2026













