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Zmart High Waist Cheeky Thong Bikini Bottom

Swimwear · Zmart · Affiliate

For a thong bikini that actually fits right, holds its shape, and doesn't cost a fortune, Zmart's high-waist version is quietly one of the better picks on Amazon right now.

Erin Donnelly
Erin Donnelly Owner & Reviewer
4.6/5
~£12.59 Price at time of review
Updated May 2026

TL;DR Summary

4.6/5 Excellent

Pros

  • Fully lined, non-transparent fabric — no unpleasant surprises at the beach
  • Inclusive size range from XXS to 26 Plus at no extra cost
  • High-waist elastic band is flattering and adjustable for different body types
  • Wide variety of colors, including solids and prints
  • Excellent value for the price — strong quality-to-cost ratio

Cons

  • Sizing can run snug — checking the size chart carefully is a must
  • Thong coverage isn't for everyone; minimal rear coverage by design
  • Hand-wash only care instructions add a little extra effort

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Affiliate link — we may earn a commission at no additional cost to you. Price shown (~£12.59) reflects what we paid at time of purchase and may differ from current seller pricing.

Extended Observations

For a thong bikini that actually fits right, holds its shape, and doesn't cost a fortune, Zmart's high-waist version is quietly one of the better picks on Amazon right now.

Let's be honest — buying swimwear online is a gamble. You can't try it on, sizing is all over the place, and the photos are almost always doing a lot of heavy lifting. So when something actually delivers, it's worth saying so. Zmart's high-waist thong bikini bottom has a 4.6-star rating across nearly 300 reviews, and after looking closely at what it offers for the price, that score makes sense.

The fabric is an 82% nylon, 18% spandex shell with a fully lined interior — and that lining detail matters more than people realize. A lot of budget swimwear skips the lining or makes it so thin it's basically decorative. Here it's described as non-transparent and skin-friendly, which is exactly what you want when you're at the beach and not thinking about it. The spandex blend also means it stretches and bounces back without getting baggy after a few hours in the water.

The high-waist design is doing real work here, not just following a trend. The elastic waistband is adjustable enough to accommodate different body shapes, and the higher cut genuinely helps smooth things out around the midsection. It's a flattering silhouette on a wide range of body types, which is probably why the size range goes all the way from XXS up to 26 Plus. That kind of inclusive sizing at this price point is genuinely worth noting.

Color options are also generous — black, white, pink, leopard, neon orange, royal blue, navy, red, and brown are all available. Whether you want something classic or a little more fun, there's a real choice here. Versatility-wise, the brand pitches it for surfing, swimming, festivals, and dancing, and the simple solid design backs that up — it'll pair with basically any top you already own.

A couple of small caveats: sizing can run a little snug, so checking the size chart before ordering is genuinely important (don't just grab your usual size and hope for the best). And because it's a thong style, it's obviously not for everyone — if you prefer more coverage, this isn't your pick. But if you're in the market for a well-made, affordable thong bikini bottom that looks good and holds up, Zmart has done the job well here.

Our Verdict

For a thong bikini that actually fits right, holds its shape, and doesn't cost a fortune, Zmart's high-waist version is quietly one of the better picks on Amazon right now.

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What customers are saying

8 reviews
Emma R.
Emma R.
5/5

This swim bottom fits exactly as expected, offers a flattering silhouette, and is made with solid quality materials. I'd definitely suggest it to others.

Nicole M.
Nicole M.
5/5

Excellent fit that matches the size chart, durable fabric that resists sagging and stretching when wet. This is the best Amazon swimwear purchase I've made, and I've bought it in multiple colors.

Jessica L.
Jessica L.
5/5

Absolutely love it—incredibly comfortable and flattering. Size down if you're between sizes. The high-waisted design made me feel confident and attractive on vacation, even as a busy mom of two.

Monica D.
Monica D.
5/5

The coverage balance is ideal—modest in front, minimal in back. The fabric isn't transparent and the overall design is very flattering.

Rachel H.
Rachel H.
5/5

This is the ideal swimwear bottom. It provides tummy control while enhancing your backside beautifully. The fabric quality is excellent and offers great stretch.

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