Choosing the right blank hoodie for your clothing brand comes down to a crucial metric: GSM (Grams per Square Metre). GSM determines how thick, heavy, and structured a hoodie feels to your customers—and directly impacts your unit cost, print quality, and retail profit margins.
While midweight hoodies (270–310 GSM) offer versatile, year-round comfort at an accessible price point, heavyweight hoodies (330–400+ GSM) deliver the thick, boxy drape required by modern streetwear brands.
What Does GSM Mean in Apparel Manufacturing?
GSM stands for Grams per Square Metre. It measures the weight and density of the knitted fabric used to construct a garment.
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Higher GSM (330+ GSM): Indicates a thicker, denser fabric with more warmth, structural integrity, and a premium hand-feel.
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Lower GSM (under 270 GSM): Indicates a lightweight, breathable fabric suited for sports, summer layering, or budget promotional wear.
Note: Higher GSM does not automatically mean higher quality, but in fleece apparel, heavier fabrics are strongly associated with higher perceived retail value.
Midweight Hoodies (270–310 GSM): The All-Rounder
Midweight hoodies are the industry standard for general merchandise, workwear, and entry-level streetwear ranges. They provide enough warmth for spring and autumn wear while remaining thin enough to layer comfortably beneath a coat in winter.
Key Advantages of Midweight Hoodies
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Lower Wholesale Unit Cost: Lower production and fabric costs mean higher initial profit margins or lower retail price points for your customers.
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All-Year Versatility: Ideal for spring, autumn, and summer evenings, leading to steady sales across all four seasons.
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Easier Layering: Fits easily under jackets, gilets, and overcoats without creating uncomfortable bulk around the arms and neck.
Recommended Midweight Wholesale Blanks
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AWDis College Hoodie (JH001) – 280 GSM: The UK's most popular blank hoodie, featuring a smooth 80/20 cotton-poly blend and over 100 colour choices.
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Gildan Heavy Blend Hoodie (18500) – 271 GSM: An economical, air-jet spun fleece option designed to reduce pilling for high-volume promotional runs.
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Pro RTX Pro Hoodie – (RX350) - 300 GSM: A durable, hard-wearing poly-cotton midweight build engineered specifically for corporate workwear and uniforms.
Heavyweight Hoodies (330–400+ GSM): The Streetwear Standard
If you are building an independent streetwear brand, high-end merchandise line, or winter collection, heavyweight blank hoodies are essential. They deliver the structured, oversized drop-shoulder silhouette popularized by contemporary retail brands.
Key Advantages of Heavyweight Hoodies
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High Perceived Value: Customers immediately feel the quality when holding a 350+ GSM garment, allowing you to command premium retail pricing (£60–£90+).
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Superior Structure & Drape: Thick fleece holds a boxy shape and keeps the hood standing upright rather than flopping flat against the back.
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Ideal for Dense Embroidery: Heavyweight fabrics handle large, high-stitch-count embroidered logos and chest badges without puckering or pulling the fabric.
Recommended Heavyweight Wholesale Blanks
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AWDis Heavyweight Signature Hoodie (JH101) – 330 GSM: Features a 70% combed cotton face for an ultra-smooth printing surface and a heavy, premium feel.
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Native Spirit Unisex Heavyweight Hooded Sweatshirt (NS401) – 350 GSM: Premium 350 GSM organic fleece with no neck label, delivering an ultra-soft hand feel and structured drape.
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Anthem Organic Hoodie (AM01) – 320 GSM: Crafted from organic cotton and recycled polyester with a tag-free neck, ideal for eco-conscious fashion brands.
Side-by-Side Comparison: Midweight vs. Heavyweight
| Feature | Midweight Hoodies (270–310 GSM) | Heavyweight Hoodies (330–400+ GSM) |
| Fabric Density | Medium / Flexible | High / Rigid & Structured |
| Seasonality | All-year (Spring / Autumn / Winter) | Autumn / Winter focused |
| Fit & Silhouette | Standard / Regular fit | Boxy / Oversized / Drop-shoulder |
| Target Audience | University societies, corporate workwear, bands | Streetwear brands, luxury merch, retail drops |
| Embroidery Limit | Light to medium stitch counts | Heavy, high-density chest patches & badges |
| Avg. Wholesale Cost | £8.00 – £14.00 + VAT | £15.00 – £25.00 + VAT |
| Avg. Retail Price | £30.00 – £45.00 | £55.00 – £85.00+ |
3 Critical Factors to Consider Before Buying
1. Your Customisation Method
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Direct-to-Garment (DTG) & DTF Printing: Look for hoodies with a 100% cotton face (regardless of overall GSM) to ensure dye inks absorb smoothly without dye migration from polyester threads.
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Embroidery: If your design features a dense, multi-colour embroidered chest logo, choose a 330+ GSM hoodie. Thin fabrics will pucker and buckle under heavy stitch tension.
2. Target Profit Margins
Calculate your gross margin using this formula:
GROSS MARGIN% = RETAIL PRICE- (BLANK COST + DECORATION COST) X 100
RETAIL PRICE
Midweight hoodies cost less upfront, making them lower risk for new brand launches. However, heavyweight hoodies support higher retail price tags, often producing a larger absolute profit per unit sold (£35 profit per unit vs £18 profit per unit).
3. Re-Labelling & Branding
If you plan to replace manufacturer tags with your own custom inner-neck printed logo, ensure you source blanks featuring tear-away labels or size-tab-only tags.
Order Samples Before Your First Production Run
Never launch a full collection without physically testing garments first. Touch the fabric, test the fit after a 30°C wash cycle, and apply your artwork to a single sample.
At Fire Label, we supply plain wholesale hoodies with no minimum order quantities, allowing you to order single sample units across different GSM weights before placing bulk volume orders.
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Looking for advice on bulk pricing? Explore our complete range of Wholesale Plain Hoodies or request a quote today.