---
product_id: 292932839
title: "Women's Seamless Underwire Bra, One Smooth U Smoothing Underwire Bras for Women, Convertible Straps, Ultra Light"
brand: "bali"
price: "S$57"
currency: SGD
in_stock: true
category: "Bali"
url: https://www.desertcart.sg/products/292932839-womens-seamless-underwire-bra-one-smooth-u-smoothing-underwire-bras
store_origin: SG
region: Singapore
---

# Seamless design for invisible wear Convertible straps for versatile styling Ultra-light underwire for natural support Women's Seamless Underwire Bra, One Smooth U Smoothing Underwire Bras for Women, Convertible Straps, Ultra Light

**Brand:** bali
**Price:** S$57
**Availability:** ✅ In Stock

## Summary

> 🪶 Light as air, smooth as silk — your everyday confidence booster!

## Quick Answers

- **What is this?** Women's Seamless Underwire Bra, One Smooth U Smoothing Underwire Bras for Women, Convertible Straps, Ultra Light by bali
- **How much does it cost?** S$57 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/292932839-womens-seamless-underwire-bra-one-smooth-u-smoothing-underwire-bras)

## Best For

- bali enthusiasts

## Why This Product

- Trusted bali brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Featherlight Support:** Experience natural shaping without the bulk thanks to ultra-light underwire and soft inner sling.
- • **Invisible Under Tees:** Seamless, smooth construction ensures your bra disappears under clingy tops and dresses.
- • **Back-Smoothing Design:** Two-ply back with deep U shape offers extra smoothing and low-back fashion flexibility.
- • **Bali’s Trusted Comfort:** From the #1 national bra brand, enjoy breathable, sheer neckline trim with a polished feminine touch.
- • **Style-Ready Convertible Straps:** Switch effortlessly between traditional and crisscross straps to match any outfit.

## Overview

The Bali One Smooth U Ultra Light Underwire Bra combines featherlight support with seamless, invisible wear. Featuring convertible straps and a smoothing two-ply back, it adapts effortlessly to your wardrobe while delivering natural shaping and all-day comfort. Trusted by millions, this bra is the ultimate foundation for polished, confident style.

## Description

Stay smooth, supported, and comfortable with the Bali® One Smooth U® Ultra Light Underwire T-Shirt Bra for women. Designed with ultra-light cups and a soft breathable spacer lining, this bra provides natural shaping without extra bulk. The seamless construction creates a sleek, invisible look under tees, blouses, and dresses, making it a go-to everyday t-shirt bra. An inner side sling enhances shaping and support, while the built-up two-ply back with a deep U design delivers smoothing and flexibility for low-back outfits. Comfort-U® convertible straps stay in place and adjust easily for traditional or crisscross wear. Finished with a sheer neckline detail and center charm, this women’s underwire bra combines modern comfort with a polished, feminine touch.

## Features

- Bali is the #1 National Bra Brand - Source: Circana, Retail Tracking Service, U.S. sales, women’s non-sport bras, brand type: national brand, 12 months ending November 2023
- ULTRA-LIGHT SUPPORT - Ultra-light underwire bra for natural support without the bulk. A soft inner sling provides additional support and shaping.
- SO SMOOTH - Smooth and seamless t-shirt bra disappears under tees and other clingy tops and dresses.
- THE BACK STORY - Women's underwire bra with two-ply back and deep U shaping for extra smoothing and fashion flexibility with low-back styles.
- WEAR 2 WAYS - Straps convert from straight traditional to crisscross, making this a great bra for all kinds of fashions.
- SHEER BRILLIANCE - Sheer neckline trim is both pretty and cooling.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00JAC0W5M |
| ASIN  | B00JABZ0DW |
| Age Range Description | Adult |
| Apparel Closure Orientation | Back |
| Apparel Closure Type | Hook and Eye |
| Apparel Fabric Stretch | Medium Stretch |
| Apparel Fabric Weight Class | Lightweight |
| Back Style | Convertible back |
| Best Sellers Rank | #143,138 in Fashion ( See Top 100 in Fashion ) #983 in Women's Everyday Bras |
| Bra Cup Coverage | Full Coverage |
| Bra Design | T-Shirt |
| Bra Function | everyday |
| Bra Padding Level | Medium |
| Brand Name | Bali |
| Color | Nude |
| Customer Reviews | 4.3 4.3 out of 5 stars (25,876) |
| Customer reviews | 4.3 4.3 out of 5 stars (25,876) |
| Date First Available  | 1 May 2018 |
| Department  | womens |
| Fabric Type | Outer Cup: 88% Polyester, 12% Spandex; Center Belt Linings: 100% Nylon; Back Center Belt: 92% Nylon, 8% Spandex; Top Cup: 68% Nylon, 32% Spandex |
| Fit Type | Straight |
| Fit to Size Sentiment | Positive adjustment to size |
| Garment Size Country | United States |
| Global Trade Identification Number | 00019585672557 |
| Inner Material | Polyester |
| Is Discontinued By Manufacturer  | No |
| Item Type Name | Bras |
| Item Weight | 0.14 Pounds |
| Item model number  | DF3439 |
| Manufacturer | Bali Women's IA - Bras |
| Manufacturer  | Bali |
| Manufacturer Part Number | 3439 |
| Material Opacity | Sheer |
| Material Type | Wire, Ps |
| Model Name | One Smooth U Ultra Light Bra, Underwire T-shirt Bra, Convertible Straps, Df3439 |
| Neck Style | V-Neck |
| Number of Items | 1 |
| Occasion Type | Birthday, Wedding |
| Pattern | Solid |
| Product Care Instructions | Hand Wash Only |
| Product Dimensions  | 27.94 x 17.78 x 7.62 cm |
| Seasons | Fall |
| Strap Type | Racerback |
| Style Name | One Smooth U Ultra Light Bra, Underwire T-shirt Bra, Convertible Straps, Df3439 |
| Style Number | 3439 |
| Support Level | Light Support |
| Total Product Quantity | 1 Count |
| UPC | 019585672557 196988426144 |
| Underwire Type | Wired |
| Unit Count | 1 Count |

## Images

![Women's Seamless Underwire Bra, One Smooth U Smoothing Underwire Bras for Women, Convertible Straps, Ultra Light - Image 1](https://m.media-amazon.com/images/I/71IDvW9otBL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Questions & Answers

**Q: What is a spacer bra?**
A: A spacer bra uses lightweight, breathable cup construction designed to create a smooth look under clothing while maintaining a lightweight feel. Spacer cups help provide shaping while keeping the bra comfortable for everyday wear.

**Q: How does a spacer bra work?**
A: Spacer cups are made with breathable fabric layers that create structure without heavy padding. This allows the bra to provide shaping support while maintaining a lightweight and flexible feel.

**Q: Who should wear a spacer bra?**
A: Spacer bras are often chosen by women who want breathable comfort, natural shaping, and a smooth appearance under clothing like t-shirts, blouses, and lightweight tops.

**Q: How do I know if I need a spacer bra?**
A: If you want a bra that feels lightweight while still providing shaping and support, a spacer bra may be a good option. Many women choose spacer bras for everyday wear because of their breathable construction.

**Q: Is this bra machine washable?**
A: This bra is designed to be hand washed in cold water and line dried to help maintain its shaping support and fabric stretch. Following the care instructions helps preserve the fit and performance over time.

## Frequently Bought Together

- Bali Women's Underwire, One Smooth U Ultra Light T-Shirt, Convertible Bra
- Bali Women's Breathe Lace Underwire Bra, Breathable 2-Ply Modal Bra, Convertible Straps
- Bali Women's Lace Underwire Bra, One Smooth U Comfort Stretch Full-Coverage Convertible Bra

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**Shop now:** [https://www.desertcart.sg/products/292932839-womens-seamless-underwire-bra-one-smooth-u-smoothing-underwire-bras](https://www.desertcart.sg/products/292932839-womens-seamless-underwire-bra-one-smooth-u-smoothing-underwire-bras)

---

*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-07-26*