Underswim · everyday layers

Seamless High-Waist Shape Brief — No Dig, Everyday Smooth

Comfortable smoothing support for the clothes you already love.

$22.99 USD

Color

Selected: Black

Size

Between sizes? We recommend sizing up for a gentler feel.

Choose your size — $22.99

Secure checkout via Stripe.Payment link placeholder — replace # with your Stripe Payment Link.

Pick your size with the chart — free exchanges on wrong size within 30 days

  • seamless no-line fit
  • light tummy smooth
  • soft stretch waistband
  • breathable nylon/spandex
  • everyday under dresses & leggings

Find your comfortable fit

Size chart

Measure around the fullest part of your natural waist, then use the range below. If you are between sizes, size up.

Underswim seamless brief size chart
SizeNatural waistUS dress size
S25–27 in2–4
M28–30 in6–8
L31–33 in10–12
XL34–36 in14–16
2XL37–40 in18–20

Fit note: This is a flexible, smoothing brief—not a rigid or restrictive garment. Measurements are a guide; personal comfort always comes first.

A smoother layer, made for real days

⌁

No lines, no fuss

A seamless finish helps the brief disappear beneath dresses, skirts, leggings, and everyday outfits.

◌

Light, not locked in

Gentle tummy smoothing and a soft stretch waistband offer easy support without a stiff, constricting feel.

✦

Breathable comfort

Nylon/spandex stretch moves with you from morning errands to evenings out.

FAQ

How long does shipping take?

Orders are fulfilled manually. Typical delivery is about 7–14 days depending on destination and carrier. You’ll receive a confirmation email after checkout with tracking when available.

Can I exchange for a different size?

Yes. If the fit is not right, contact us within 30 days of delivery for a free size exchange. Please keep the item unworn, unwashed, and in its original condition. Full policy details will be posted here once finalized.

How do I choose my size?

Use the size chart above and measure your natural waist. When between sizes, we recommend sizing up for a gentler everyday fit.

Is this a high-compression garment?

No. This is designed for light tummy smoothing and everyday comfort, not rigid or medical compression.

What materials is it made from?

The brief uses a breathable nylon/spandex blend with a soft stretch waistband. Exact fiber percentages will be confirmed on the final product packaging.