Sport-Tek ST850
Sport-Wick Stretch 1/4-Zip Pullover
Compare supplier prices
| Supplier | Product | Base | Shipping | Delivery | Total |
|---|---|---|---|---|---|
| $44.83 | $7.39 | - | $52.22 | ||
| $44.55 | $9.99 | 4-8d | $54.54 | ||
| Closest available product alternatives | |||||
| $23.27 | $8.09 | 3-6d | $31.36 | ||
| Unavailable | Unavailable | - | Unavailable | ||
Updated Aug 19, 2026
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Sport-Tek ST357 PosiCharge Competitor 1/4-Zip Pullover
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Description
About this product
Sport-Wick stretch quarter-zip in 6.8 oz 90/10 polyester/spandex with 4-way stretch and mock neck. The ST850 is significantly heavier than the 3.8 oz Competitor quarter-zips (ST357) — the spandex blend provides 4-way stretch not found in the interlock construction.
At a glance
What to know
- 6.8 oz 90/10 polyester/spandex for substantial body
- 4-way stretch from 10% spandex content
- Mock neck with quarter-zip closure and tagless interior
- Embroidery and screen print compatible on stretch fabric
Product notes
More details
Fabric & Construction
The Sport-Tek ST850 uses 90% polyester / 10% spandex at 6.8 oz — nearly double the weight of the 3.8 oz Competitor interlock quarter-zips. The 10% spandex content provides 4-way stretch. Mock neckline with set-in sleeve construction and tagless interior.
print methods
Compatible with embroidery and screen print. The stretch fabric may require stabilization during embroidery to prevent distortion. The 6.8 oz weight provides substantial body for embroidery stitch density.
Buyer FAQ
Common questions
- How does the ST850 differ from the ST357 quarter-zip?
- The ST850 is 6.8 oz poly/spandex with 4-way stretch and tagless construction. The ST357 is 3.8 oz polyester interlock with PosiCharge and tear-away label. Different weight, stretch, and fabric technology.
- What is 4-way stretch?
- 4-way stretch means the fabric stretches in all directions — lengthwise, widthwise, and diagonally. The 10% spandex content provides this stretch capability.
- How does the ST850 differ from the ST851?
- The ST850 has a quarter-zip (1/4) opening. The ST851 has a half-zip (1/2) opening. Same 6.8 oz poly/spandex fabric and Sport-Wick technology.