Girls Bikini: What to look for when buying

What to Look for When Buying a Girls Bikini: Comfort, Coverage & Confidence

When it comes to choosing the perfect girls bikini, there’s a lot more to consider than just the print or colour. As parents, we’re always trying to strike that delicate balance between what our daughters love and what we feel good about them wearing. Swimwear should be fun, yes—but it also needs to be practical, comfortable, and thoughtfully designed for growing, active kids.

Whether you’re preparing for summer holidays, swim lessons, or beach getaways, choosing the right girls bikini is key to ensuring your daughter feels confident, covered, and completely free to enjoy the sunshine. Here’s everything you need to know about what to look for when shopping for girls bikinis.

1. Look for Double-Layered Fabric in a Girls Bikini

   One of the most important features to seek out in a quality girls bikini is double-layered fabric. While it might sound like a small detail, it makes a world of difference in how the swimsuit performs—and how long it lasts.

   Double-layered swimwear is far superior to single-layered options for a few key reasons. First, it offers more durability. A bikini with two layers will hold its shape better over time, preventing sagging and stretching that often occurs after a few swims. You want a swimsuit that can keep up with your child’s active lifestyle and still look good by the end of summer.

   Second, it helps prevent the common issue of swimwear going see-through when wet. No parent wants to worry about modesty when their child is simply enjoying the water. A girls bikini with a double-layered design provides that extra layer of confidence—for both the wearer and the parent.

2. Prioritise Full Coverage Bottoms for Worry-Free Play

   When it comes to the bottom half of a girls bikini, full coverage is non-negotiable. Kids move constantly—whether they’re diving into waves, climbing out of the pool, or playing beach games with friends. The last thing anyone wants is a bikini bottom that doesn’t stay in place.

   Full-coverage bottoms offer more security and comfort, helping girls feel confident and covered as they play. Look for styles that sit comfortably on the waist without riding up or needing frequent adjustments. A bikini that stays where it should means less fuss for her and more peace of mind for you.

   The great news? Full coverage doesn’t mean boring. These days, there are plenty of stylish girls bikini designs that combine modest cuts with vibrant prints, fun ruffles, and on-trend colours. It's totally possible to have a bikini that’s cute and practical all at once.

3. Choose Designs That Support Movement and Activity

   A bikini should do more than look pretty—it should support your child as she moves, plays, and explores. A great girls bikini is one that’s made for movement, not just for posing poolside.

   Look for tops with supportive crop styles, thicker straps, or racerback designs that won’t shift around as your child jumps, swims, or cartwheels her way through the day. These structured designs are not only more practical, but they also tend to be more comfortable and secure.

   When your child doesn’t have to worry about her swimsuit slipping, she can focus on having fun—whether she’s mastering her swim strokes, building the tallest sandcastle, or running into the waves with friends. That’s the kind of freedom every kid deserves in a bikini.

4. Adjustable Bottoms Make All the Difference

   Because every child is built differently—and grows at their own pace—adjustable bikini bottoms are a must-have. Look for styles that feature drawstring waists or side ties, which let you tighten or loosen the fit as needed.

   Adjustability ensures a more personalised and secure fit, especially for younger girls who might be between sizes or still growing into their swimsuit. It also means the bikini can last longer, making it a smart choice in both function and value.

   An adjustable waistband can help avoid common swimwear struggles, like slipping bottoms or uncomfortable tightness. It gives both parent and child the confidence that the bikini will stay in place, fit well, and allow for all-day comfort.

5. High-Quality Girls Bikinis Are Worth the Investment

   It’s tempting to grab a cute bikini off the rack at a big retailer, but investing in a high-quality girls bikini will always pay off in the long run. Not only do better-made bikinis last longer, but they also offer better sun protection, fit, and comfort.

   Look for brands that prioritise UPF50+ sun protection, chlorine resistance, and eco-conscious fabrics. These features help preserve the swimsuit’s shape, colour, and quality—even after multiple beach days and pool dips. Plus, when your daughter feels good in her bikini, she’s more likely to wear it again and again.

   Choosing a brand that specialises in age-appropriate girls swimwear also means you’re more likely to find styles that respect both her desire for fun fashion and your need for quality and modesty.

In Summary: What Makes the Perfect Girls Bikini?

The perfect girls bikini should be:

• Double-layered to prevent sagging and see-through fabric

• Full coverage on the bottom for active, confident play

• Designed for movement, with supportive tops that stay in place

• Adjustable at the waist, so it fits securely and grows with her

• Made from high-quality materials built to last

Swimwear should never be a source of stress. With the right girls bikini, your daughter can play, swim, and shine—without constantly adjusting her suit or feeling uncomfortable. As a parent, you’ll love the coverage and durability. As a girl, she’ll love the fun prints, cool styles, and all-day comfort.

Ready to find the perfect girls bikini for your next beach day?

Browse our latest collection at Fernleigh Avenue — designed with love, made to last, and built for confident summer adventures.