Sport-Tek ST420LS

Posi-UV Pro Long Sleeve Tee

Sport-Tek ST420LS Posi-UV Pro Long Sleeve Tee — adult long-sleeve tee in 4 oz 100% polyester interlock

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Ship to United StatesChecked Oct 28

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About this product

The Sport-Tek ST420LS Posi-UV Pro Long Sleeve Tee is an adult, long-sleeve tee made from 4 oz 100% polyester interlock with PosiCharge technology. It has set-in sleeves.

What to know

More product details

The ST420LS is an adult long-sleeve tee made from 100% polyester interlock with PosiCharge technology. Its 4 oz value describes the fabric weight, not the mass of the finished garment.

The sleeves use set-in construction, meaning each sleeve is joined to the body at the shoulder seam.

For the broadest side-by-side view, also compare Sport-Tek ST350LS PosiCharge Competitor Long Sleeve .

Common questions

What fabric is the Sport-Tek ST420LS made from?

It is made from 100% polyester interlock with PosiCharge technology.

What does set-in sleeve construction mean on the ST420LS?

Each sleeve is joined to the body at the shoulder seam.

Sport-Tek ST420LS prices in other countries

Apliiq 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
  • Apliiq plus duty, amount not confirmed Cheapest · No delivery estimate
    $23.45

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