Second Skins Tank Longjohn

$80.4 ~~$120~~ In stock

Our Second Skins Tank Longjohn has a lightweight feel and contours to the body, creating a smooth line under any garment or to be worn by itself with a rounded square neckline, scoop back and slender straps.

67% Nylon, 33% Lycra
Hand wash cold, line dry
Made in NYC

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Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.0 / 5 · 3 reviews)

Ella W. ★★★★★ Oct 18, 2026

I was a bit worried the fabric might be too thin, but it actually smooths everything out perfectly under a tight dress. The square neckline is really flattering and doesn't gape at all. I've already worn it three times this week.

Joseph ★★★★☆ Oct 20, 2026

The fabric really does feel second-skin light, and the scoop back stays put without digging in. I’ve worn it under a silky dress and it disappeared completely—just wish the neckline sat a touch higher for my taste.

Benjamin ★★★☆☆ Oct 19, 2026

The rounded square neckline sits nicely and the scoop back is flattering, but the fabric feels a bit thinner than I expected for the price. It contours well enough under a blouse, though I’m not sure it’ll hold up after many washes.