Heavyweight Streetwear T-Shirts
240 to 320 GSM 100% Combed Cotton, Boxy Streetwear Drop-Shoulder Silhouettes
Silvon International is the trusted manufacturing partner for modern streetwear, luxury blanks, and high-volume graphic t-shirt drops. Our flagship heavyweight t-shirts are knit from 100% combed long-staple ring-spun cotton (240 to 320 GSM) with an ultra-dense, low-shrinkage weave. Features a 1-inch to 1.25-inch high-density shape-retaining 1x1 ribbed collar, dropped shoulder seams, twin-needle hem finishing, and custom enzyme pre-washing.
Manufacturing Specifications & OEM Options
| Yarn Quality | 20s/1 or 16s/1 100% Long-Staple Combed Cotton |
|---|---|
| Available Weights | 220 GSM, 240 GSM, 280 GSM, and 320 GSM ultra-heavy |
| Collar Spec | 1.2-inch high tight ribbed collar with Lycra elastane recovery |
| Stitching | Twin-needle cover-stitched hems, reinforced shoulder-to-shoulder tape |
| Pre-Shrunk Treatment | Garment washed and enzyme softened (under 3% shrinkage guaranteed) |
| Print Readiness | Zero fuzz singed finish, optimal for DTG, puff print & screen print |
Private Label & Branding Capabilities
We offer comprehensive end-to-end customization to bring your label's design identity to fruition:
- Screen printing (Plastisol, Water-based, Discharge, High-density Puff Print)
- Direct-To-Garment (DTG) & Direct-To-Film (DTF) full photographic reproduction
- Vintage acid wash, stone wash, mineral wash, and custom pigment dyeing
- Custom woven neck labels, satin wash care tags, and printed tear-away labels
- Custom retail fold, branded polybag with barcode sticker, and hangtag attachment
Our 4-Step Sampling to Bulk Process
Every product begins with rigorous counter-sampling to ensure exact fit, stitch precision, and material hand-feel prior to bulk cutting.
Tech Pack & Quote
Submit your tech pack, sketches, or reference garment. Our engineering team reviews tolerances and issues a transparent itemized B2B quote.
Prototype Sampling
We source exact hides or fabrics, draft digital CAD patterns, and produce a golden approval prototype within 7 to 10 business days.
Bulk Production
Upon prototype sign-off, bulk production runs with continuous AQL 2.5 in-line inspections across every production phase.
Global Export Freight
Goods are individually polybagged, boxed, and dispatched with complete export customs clearance via air express, air cargo, or ocean freight.
