Sport-Tek ST640

PosiCharge RacerMesh Polo

Sport-Tek ST640 with short sleeves and a polo collar

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Adult M · BlackShip to United StatesChecked Oct 28

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About this product

Sport-Tek ST640 PosiCharge RacerMesh Polo uses 100% polyester flat back mesh with PosiCharge technology at 3.8 oz. It has short sleeves and a polo collar.

What to know

  • 3.8 oz 100% polyester flat back mesh with PosiCharge technology

    Apparel fabrics guide
  • Tagless garment label format

  • Short sleeves with polo collar

More product details

The fabric is 100% polyester flat back mesh with PosiCharge technology, with a weight of 3.8 oz. The garment has short sleeves and a polo collar.

The apparel fabric guide explains how fibre content and fabric weight describe different aspects of a garment. Use those distinctions when comparing polo fabrics. It has a tagless garment label.

Leave space between a chest motif and the collar or front opening. Check the artwork on the shirt shape so a small logo does not appear crowded against the neckline.

Common questions

What is the fabric made from?

It uses 100% polyester flat back mesh with PosiCharge technology, with a fabric weight of 3.8 oz.

What type of label does it have?

It uses a tagless label format, with label information applied to the garment instead of a separate hanging tag.

How should a design sit near the collar?

Leave space between a chest motif and the collar or front opening. Check the artwork on the shirt shape so a small logo does not appear crowded against the neckline.

Sport-Tek ST640 prices in other countries

Gelato is cheapest by product + shipping to the US and Canada.

Adult M · Black · one item · checked 28 Oct 2026

United States · USD Product + shipping
  • Gelato Cheapest · 4–6 business days
    $27.65

Product + standard shipping for one item, in the country's currency. ≈ marks a converted product price.