Pattern Hack: Strappy Cindy Bikini Top with Underwire

Sewing Patterns, swimwear, Tutorial, Videos

Looking for a weekend summer sewing project? I’ve got just the thing for you!

I made one of these bikinis last summer and I wore it SO often to the beach with Isabel. We are lucky to have a nice sandy beach just down the road and we spend a lot of time down there (not so much this rainy summer though!).

I used my Cindy Pattern to make this bikini top. My Cindy Pattern is a fairly simple to sew underwire bra with full coverage through the cups and a long-line band. This bra is designed to be sewn with stretch fabric through the cups. It’s a personal preference of mine, I’m not a big fan of foam or rigid cups. I like a softer fit and look.

I altered the pattern just slightly by omitting the centre back pattern pieces and cutting off the “tabs” on the upper cups.

I love this pattern as a bikini top because it is supportive and offers coverage while still being stylish and a little sexy.

You’ll need the same basic materials as you would if you were sewing the top as a bra, but with a couple of substitutions. You’ll need swimsuit fabric – so a fabric that is normally a nylon / spandex / lycra blend. You’ll also need swimsuit lining – I use it to line the cups. The band is lined in power mesh.  Get a little bit of extra fabric to use as your binding and straps. I also use some rubber swim elastic, but pretty much any plain elastic will do! Look for something 3/8″ or narrower.

I’ve decided to offer this tutorial in a two part video series on my YouTube Channel. It’s quite long, with each part being about 30 minutes.

My local Fabricland sells an assortment of swimsuit fabric and some lining, but I find they tend to be pretty expensive. The Sport Lycra from Spoonflower (which I used here) is amazing and comes in endless prints. I’m pretty sure Fabric.com also has an assortment of swimwear fabrics. Spandex World is also a great resource, though if you’re in Canada, shipping can be expensive. I also always recommend supporting Etsy sellers!

Here is Part 1 of the tutorial:

And Part 2:

In this video series, I show you how to sew self-binding with encased elastic. I like this finish for swimwear as it provides some extra stability to your openings, and when top stitched with a twin needle, gives a professional finish. These finishes and techniques  can easily be applied to other sewing patterns too!

I was excited to take some of these pictures in my very lush back yard and newly decorated back porch.  The previous owner of our house did an amazing job landscaping. Other than maintenance, there’s not much to do with our yard. It’s a gardeners delight. Isabel loves to run around the paths and play explorer. Just last weekend Dan and I spent some time putting up some curtains, lights and other bits and bobs in the back porch. When I first saw this house it’s part of why I fell in love with it. It feels like my very own cottage.

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7 Comments

  • Reply
    10 DIY Swimsuits You Don't Want To Miss! | Spoonflower Blog
    July 4, 2017 at 1:00 pm

    […] See how to revamp a bra into a swimsuit | Ohhh Lulu […]

  • Reply
    J
    July 11, 2017 at 11:13 pm

    where did you get that leafy fabric?

    • Reply
      sarah.e.norwood@gmail.com
      July 12, 2017 at 1:59 pm

      Spoonflower.

  • Reply
    Stace
    October 12, 2019 at 10:01 am

    Thankyou for your comprehensive beautiful video 😁

  • Reply
    Hannah
    June 24, 2020 at 1:50 pm

    I can never find a swim top that fits me right, so I decided why not try to make my own. I appreciate your tutorial so much!! It helped tremendously!!!

  • Reply
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    November 4, 2021 at 10:30 pm

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    10 DIY Swimsuits You Don't Want To Miss!
    June 23, 2022 at 7:10 pm

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