Sport-Tek ST355

PosiCharge Competitor Short

Sport-Tek ST355 in a short shape, showing its short format

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Ship to United StatesChecked Oct 28

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About this product

Sport-Tek ST355 PosiCharge Competitor Short uses 3.8-ounce, 100% polyester interlock with PosiCharge technology at 3.8 oz.

What to know

  • 3.8 oz 3.8-ounce, 100% polyester interlock with PosiCharge technology

  • Short-leg garment silhouette

More product details

The fabric is 3.8-ounce, 100% polyester interlock with PosiCharge technology, with a weight of 3.8 oz.

The apparel fabric guide explains how fibre content and fabric weight describe different aspects of a garment. Use those distinctions when comparing fabrics for shorts.

Preview both legs together and keep the main motif clear of the waistband and crotch joins. Check that the hem does not cut through lettering or a face.

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Common questions

What is the fabric made from?

It uses 3.8-ounce, 100% polyester interlock with PosiCharge technology, with a fabric weight of 3.8 oz.

How should I place artwork on shorts?

Preview both legs together and keep the main motif clear of the waistband and crotch joins. Check that the hem does not cut through lettering or a face.

Sport-Tek ST355 prices in other countries

Printify is cheapest by product + shipping to the US, the UK, Germany, Australia and Canada.

Starting prices · one item · checked 28 Oct 2026

United States · USD Product + shipping
  • Printify Cheapest · 10–13 business days
    $27.41

Product + standard shipping for one item, in the country's currency. + duty: import duty billed on top. ≈ marks a converted product price.