Leak Protection for Beach Days
Threo Swimwear helps you enjoy water without period worries. Absorbent layers catch flow before stains reach fabric. Flexible shaping feels smooth beneath shorts or sundresses afterwards.
Secure Coverage
Extended lining supports front and rear during active dips. You leave waves smiling, not checking every towel.


Easy Comfort
Soft stretch follows movement without pinching or rubbing skin. Flat seams sit neatly beneath dresses after pool visits.
Reusable Choice
Washable design reduces disposable pads for lighter packing. Quick-drying material dries fast between seaside adventures.

Size Guide

- TO MEASURE YOURSELF:
- 1. Stand straight with your arms hanging naturally by your sides.
- 2. Wrap the measuring tape around the thinnest part of your waist, the fullest part of your hips.
| SIZE | WAIST | HIP | ||
|---|---|---|---|---|
| cm | inch | cm | inch | |
| XS | 57-63 | 22.4–24.8 | 80-86 | 31.5–33.9 |
| S | 64-70 | 25.2–27.6 | 87-93 | 34.3–36.6 |
| M | 71-77 | 28–30.3 | 94-100 | 37–39.4 |
| L | 78-84 | 30.7–33.1 | 101-107 | 39.8–42.1 |
| XL | 85-91 | 33.5–35.8 | 108-114 | 42.5–44.9 |
| XXL | 92-98 | 36.2–38.6 | 115-121 | 45.3–47.6 |
| XXXL | 99-104 | 39–40.9 | 122-127 | 48–50 |
| 4XL | 105-111 | 41.3–43.7 | 128-134 | 50.4–52.8 |














Nora T.
I packed this one-piece for a weekend away, washed it at night, and it was ready for the next morning
Priya S.
The swimsuit stayed smooth while I played in the waves with my nieces, then felt fine under shorts on the walk back
Maya R.
I wore this swimsuit on a lake trip during my period, and I felt calm swimming and sitting on towels afterward
Jenna P.
Bought the suit for my beach holiday, and the soft lining kept me comfortable under a sundress after lunch
Alicia M.
My daughter is in college, so I sent her this swimwear. She said it helped her enjoy pool day without stress
Elena H.
My sister thanked me after her trip
Tara B.
Loved wearing it under my beach dress
Kelly W.
Felt secure during my hotel pool swim