Maternity T-Shirt Bodysuit G-String | ButterFit

Regular Price
£33.00
Sale Price
£33.00
Regular Price
£49.00
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Colour: Black

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A thoughtfully designed essential for every stage of motherhood, the Maternity T-Shirt Bodysuit G-String offers comfort, stretch and versatility. With a buttery soft feel and ultra-stretchy fit, it gently supports the bust and bump while adapting seamlessly to your growing body. The lightly smoothing fabric and G-string back create a clean, invisible finish under clothing, making it perfect for layering or wearing on its own.

Featuring short sleeves, a high crew neckline and a flattering high-cut leg, this bodysuit is easy to dress up or down depending on the day. The press stud closure adds convenience, while the timeless silhouette ensures it remains a go-to from pregnancy through to postpartum and beyond.

B Free Tip: For a smooth, no-show look, our model has paired this buttery bodysuit with our Second Skin Bra Cups. Made of soft silicone without adhesive, these easy-to-wear cups offer discreet coverage and comfort, perfect for a seamless finish.

  • Buttery soft fabric for a second skin feel
  • Ultra stretchy fit that adapts to your shape at every stage of pregnancy
  • Gently supports your bust and baby bump for all-day comfort
  • Lightly smoothing 
  • Short sleeve with a high crew neckline 
  • Sultry high cut elongates your legs
  • Gstring design for a truly invisible look with no panty lines
  • Secure press stud brief closure for convenience
  • Perfectly versatile to dress up or down no matter the occasion
  • Designed to wear before, during and after pregnancy

Fabric Composition: 76% Polyamide 24% Elastane

Care Instructions: Cold wash in delicates bag with like colours. Line dry. 

Australia Shipping and Delivery

  • Free Standard Shipping on orders over $99.
  • Free Express Shipping on orders over $149
  • $10 Standard or $15 Express
  • Same business day dispatch on express orders placed before 1pm Melbourne time. Standard orders are despatched within 1–3 business days
  • Same day delivery in Melbourne – order before 11:30am, for eligible addresses within 50km of our Moorabbin warehouse (select at checkout)
  • Free Click & Collect from our Moorabbin VIC warehouse
  • International shipping available with tracking

Standard and express orders within Australia are delivered by Australia Post, with tracking emailed to you as soon as your parcel leaves us. Same day Melbourne deliveries are couriered by Go People.

Easy returns & exchanges  |  Full shipping & delivery policy →

Made on circular machinery, our seamless intimates and apparel range offers stretchy support and easy flexi-sizing making it easy to shop online.

We recommend ordering according to your usual UK standard size. If you do not have an idea of your approximate UK size, you may check the size chart for body measurements and look on each B Free product to find your corresponding B Free size.

As a general guide, we recommend ordering tops & slips according to your bust size, shapewear according to your hip size, and underwear according to your hip size. Note that this can vary depending on your body shape and personal preference.

UK Size Bust (tops & slips only) Waist Hip Thigh circumference at widest point (anti-chafing midi shorts only)
  Measurements in cm
6 84-87 65-68 88-91 51-53
8 88-92 69-73 92-96 54-56
10 93-97 74-78 97-101 57-59
12 98-102 79-83 102-106 60-62
14 103-108 84-89 107-112 63-65
16 109-114 90-95 113-118 66-68
18 115-121 96-102 119-125 69-71
20 122-128 103-109 126-132 72-74
22 129-135 110-116 133-139 75-77
24 136-142 117-123 140-146 78-80
26 143-149 124-130 147-153 81-83
28 150-156 131-137 154-160 84-86


If you are still unsure about your size after referring to this guide, email our friendly customer service team at contact@bfreeaustralia.com.au. Be sure to include your relevant body measurements and the style that you are interested in.