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BLACK Strapless Bras

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Strapless bras that actually work

Let's be honest. Most women have a strapless bra horror story. The slow slide down, the awkward bathroom tug, the moment you give up and throw a cardigan over everything. A strapless bra that stays up needs three things: a well-fitting band, internal silicone grip strips, and cups shaped to your body rather than against it. Triumph strapless bras nail all three. The band does about 80% of the holding work, which is why fit here matters more than almost anywhere else.

A multiway bra gives you options you didn't know you needed. Removable straps click into different positions: classic, cross-back, halterneck, one-shoulder, or off entirely. That means one convertible bra covers your whole going-out wardrobe and half your workwear too. Bandeau bras offer a similar versatility with a wider, smoother band that sits beautifully under tube tops and structured dresses. If you're after clean lines with zero fuss, this is where to start.

Cup choice makes a real difference with strapless styles. Moulded, lightly padded cups hold their shape and give you a smooth profile under clingy fabrics, while unpadded options feel lighter for warmer weather. For extra hold and a lifted look, browse our underwired bras in strapless cuts. Prefer something softer? Our non-wired bras include bandeau styles that keep things relaxed without sacrificing shape.

Getting the right size is everything with strapless. The band needs to feel snug on the loosest hook from day one, because there are no straps to share the load. If the band rides up at the back, it's too loose and the front will slip. Use our bra size calculator before you buy, and don't be surprised if your strapless size differs slightly from your everyday bra. That's completely normal.

Once you've found a strapless bra you trust, the rest of your wardrobe opens up. Off-shoulder blouses, backless dresses, wide-neck knits. Pair it with matching knickers for an outfit that feels put together underneath too. And if you're building out your bra drawer with styles for every occasion, explore the full bra collection to fill in the gaps.

Strapless bras that actually work

Let's be honest. Most women have a strapless bra horror story. The slow slide down, the awkward bathroom tug, the moment you give up and throw a cardigan over everything. A strapless bra that stays up needs three things: a well-fitting band, internal silicone grip strips, and cups shaped to your body rather than against it. Triumph strapless bras nail all three. The band does about 80% of the holding work, which is why fit here matters more than almost anywhere else.

A multiway bra gives you options you didn't know you needed. Removable straps click into different positions: classic, cross-back, halterneck, one-shoulder, or off entirely. That means one convertible bra covers your whole going-out wardrobe and half your workwear too. Bandeau bras offer a similar versatility with a wider, smoother band that sits beautifully under tube tops and structured dresses. If you're after clean lines with zero fuss, this is where to start.

Cup choice makes a real difference with strapless styles. Moulded, lightly padded cups hold their shape and give you a smooth profile under clingy fabrics, while unpadded options feel lighter for warmer weather. For extra hold and a lifted look, browse our underwired bras in strapless cuts. Prefer something softer? Our non-wired bras include bandeau styles that keep things relaxed without sacrificing shape.

Getting the right size is everything with strapless. The band needs to feel snug on the loosest hook from day one, because there are no straps to share the load. If the band rides up at the back, it's too loose and the front will slip. Use our bra size calculator before you buy, and don't be surprised if your strapless size differs slightly from your everyday bra. That's completely normal.

Once you've found a strapless bra you trust, the rest of your wardrobe opens up. Off-shoulder blouses, backless dresses, wide-neck knits. Pair it with matching knickers for an outfit that feels put together underneath too. And if you're building out your bra drawer with styles for every occasion, explore the full bra collection to fill in the gaps.

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Find Your Fit

Triumph Size Chart

GB SIZES
EU SIZES
SHAPEWEAR
"SMART" SIZES
SWIMWEAR
Underbust (cm)
Waist (cm)
Hips (cm)
8 10 12 14 16 18 20 22 24 26 28
XS S M L XL XXL
60 65 70 75 80 85 90 95 100 105 110
1 2
32/8 34/10 36/12 38/14 40/16 42/18 44/20 46/22 48/24 50/26 52/28
68-72 73-77 78-82 83-87 88-92 93-97 98-102 103-107 108-112 113-117 118-122
65-69 70-74 75-79 80-84 85-89 90-94 95-99 100-104 105-109 110-114 115-119
89-92 93-97 98-102 103-107 108-112 113-117 118-122 123-127 128-132 133-138 139-143

How to measure your bra size

Measure yourself with your smartphone camera, no measuring tape needed
Helps you to measure yourself, measuring tape required