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Mid-Rise Thong | Sienna women&
Mid-Rise Thong | Sienna women&
Mid-Rise Thong | Onyx women&

Mid-Rise Thong | Sienna

Mid-Rise, Standard Thong Leg Line with Minimal Seat Coverage

Regular price
$16.00
Regular price
$20.00
Sale price
$16.00
4.9
Rated 4.9 out of 5 stars
14 Reviews
Color – Sienna
Size
    Size Chart

    Your new go-to thong—equal parts sexy and soft. The Mid-Rise Thong is engineered for a barely-there feel with a flattering fit that works high or low on the hips.

    TENCEL™ MODAL + SPANDEX  |  Lightweight, stretchy, and extra soft with improved absorbency
    ITERATION ERA WAISTBAND  | 
    Flattering double-layer v-front can sit high or low—your choice
    ELASTIC-FREE DESIGN 
    No digging or pinching—just a smooth, seamless feel
    COTTON GUSSET LINER  100% cotton liner with extra length for fuller coverage

    Need to know details

    MID-RISE  |  sits below your natural waist, sides can be worn on low or high hips
    STANDARD LEG LINE  |  follows the natural curve of your leg line
    MINIMAL SEAT COVERAGE  |  typical thong coverage; meant to be worn for a no-show look; disappears under most pants
    NO UNCOMFORTABLE ELASTICS  |  won't dig into your waist or bum
    TAGLESS CARE + SIZE LABEL  |  no itchy tags to get in your way
    GUSSET LINING  |  15% longer than typical brands
    COLORS  |  Pink Sand, Sienna, Mahogany, Onyx

    Materials

    BODY + WAISTBAND |  94% TENCEL™ Modal + 6% spandex
    GUSSET LINING |  100% cotton
    PRODUCTION |  made with 💜 in a small + ethical factory in Sri Lanka; designed in USA

    Care instructions

    WASH  |  machine wash cold
    LINE DRY  |  hang dry to save energy
    MACHINE DRY  |  if machine drying, tumble dry on low
    STAINS  |  only non-chlorine bleach as needed

    FREE & EASY RETURNS OR EXCHANGES

    Fit Matters. We’ve Got You.

    Comfort and fit are everything, especially when it comes to bras+ undies. Helping you discover your next era of intimates is our jam, made easy for you with free returns and exchanges.

    Returns of unwashed, unworn items with the tags on are accepted for 30 days and will be refunded to the original form of payment. See our Returns Policy for more details.

    Still have questions? Not a problem! 

    For style suggestions take our Underwear Quiz

    For sizing, check out our custom Measuring and Calculator

    Still have questions? Shoot us an email at hi@iterationera.com and we can personally assist to ensure you're fitted perfectly!

    Mid-Rise Thong | Sienna women&
    Mid-Rise Thong | Sienna women&
    Mid-Rise Thong | Onyx women&
    FREE + EASY RETURNS OR EXCHANGES
    |
    FREE SHIPPING ON $75 OR MORE
    |

    94% TENCEL™ Modal + 6% spandex

    BETTER FABRIC, BETTER FEEL

    We love our fabric for a lot of reasons—like being 2X softer than cotton, naturally breathable, and sustainably made from regenerative beech trees. It’s cozy, moisture-wicking, and tough enough for everyday wear (with odor resistance, too).

    community-powered + shaped by you

    CO-CREATED BY 1,200+ WOMEN

    Every style is co-created with input from over 1,200 women—wear tested, refined, and perfected through real feedback and community-led design. Thoughtfully made, because your voice matters.

    Made to fit diverse + ever changing bodies

    FITS INCLUSIVE SHAPES + SIZES

    Our inclusive range spans XS to 3X with bras offered in both standard and full-busted options from A to G cups. Every style is wear-tested and refined with our community to ensure a supportive, feel-good fit.

    Conscious Creation from Fabric to Factory

    SUSTAINABLE + ETHICALLY MADE

    We use premium, eco-responsible materials and partner only with manufacturers who uphold fair wages, safe working conditions, and ethical practices—because how it's made matters just as much as how it feels.

    PRESS MENTIONS

    Reviews

    4.9
    Rated 4.9 out of 5 stars
    Based on 14 reviews
    Total 5 star reviews: 13 Total 4 star reviews: 1 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
    100%would recommend these products
    Slide 1 selected
    14 reviews
    • MJ
      Melissa J. C.
      Verified Buyer
      Reviewing
      Mid-Rise Thong | Sienna
      I recommend this product
      Age Range 45-54
      Size Purchased S
      Rated 5 out of 5 stars
      Nov 20, 2024
      The thong to beat all thongs

      So soft and comfortable. It really does feel like nothing is there. No irritation or discomfort. I am between sizes and I size up for the thong so that I don't have any tightness where I don't want it. The v-front waistband is super flattering

    • DF
      Donna F.
      Verified Buyer
      Reviewing
      Mid-Rise Thong | Onyx
      I recommend this product
      Size Purchased M
      Rated 5 out of 5 stars
      Oct 16, 2024
      Great fit and comfort !

      Love

    • L
      Lindsey
      Verified Buyer
      Reviewing
      Mid-Rise Thong | Pink Sand
      I recommend this product
      Age Range 25-34
      Size Purchased XS
      Rated 4 out of 5 stars
      Mar 25, 2025
      Comfy!!!

      I am not a big underwear wearer, but they are so smooth and comfortable that I will be reaching my for them a lot. I would say size up as they were a bit tight!

    • CB
      Carrie B.
      Verified Buyer
      Reviewing
      Mid-Rise Thong | Onyx
      I recommend this product
      Age Range 35-44
      Size Purchased S
      Rated 5 out of 5 stars
      Nov 5, 2024
      Great thong

      Very comfortable and the material is really soft. Will definitely be buying more!

      I Profile picture for iteration
      iteration
      Mar 3, 2025

      So glad to hear that you like our undies! As a new startup, we truly appreciate the support.

    • MK Profile picture for Meghan K.google logo
      Meghan K.
      Verified Buyer
      Reviewing
      Mid-Rise Thong | Mahogany
      I recommend this product
      Age Range 25-34
      Size Purchased S
      Rated 5 out of 5 stars
      Nov 6, 2024
      Loved it so much - I placed two orders!

      This is truly THE most comfortable thong I have ever owned. The fabric is buttery soft and the cut is very flattering. I loved it so much that I placed another order the day it arrived! This should be a staple in every women's closet.

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