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Iconic Speedo Style. This sporty cobalt blue Muscleback swimsuit features a curved splice of our new ‘shattered’ Boom logo print in shades of bright orange and navy. Great for longer swim sessions, the muscleback style enables your child to achieve a full range of motion during their swim. Quick-drying and stretchy to keep active kids comfortable, it’s made from Endurance10 fabric, which is designed to fit like new for longer with CREORA® HighClo™.
- Muscleback - great for longer swim sessions with the design allowing full range of motion
- Higher chlorine resistance than standard swimwear fabrics - fits like new for longer with CREORA® HighClo™
- Shape Retention - fabric stretches so you can enjoy your swim without feeling restricted
Standard Delivery
Standard Delivery £3.99. Free for all orders over £50.
Please allow 3-5 working days for UK delivery.
Order by midnight on Wednesday, 18th December, for Christmas delivery!
For international delivery, please check our international delivery page for details.
Delivery is Monday to Saturday, no deliveries take place on Bank Holidays.
Note: Saturday Delivery is only available in England and Wales.
Please check the stock availability notice on your item when placing your order. This item is:
In stock
Express Delivery
£5.99 Express Delivery. UK only.
Order before 3pm Mon - Fri for next day delivery.
Order by 3pm on Thursday, 19th December, for Christmas delivery!
Postcode restrictions apply.
Option will be visible at checkout if available to your address.
You can also check the status of your order and individual items by accessing My Account
Further information
Delivery page
Returns policy
International delivery
privacy policy
Girls' HyperBoom Splice Muscleback Swimsuit Navy/Blue
was £18.00
£9.00
Save: £9.00
In stock
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Iconic Speedo Style. This sporty cobalt blue Muscleback swimsuit features a curved splice of our new ‘shattered’ Boom logo print in shades of bright orange and navy. Great for longer swim sessions, the muscleback style enables your child to achieve a full range of motion during their swim. Quick-drying and stretchy to keep active kids comfortable, it’s made from Endurance10 fabric, which is designed to fit like new for longer with CREORA® HighClo™.
- Muscleback - great for longer swim sessions with the design allowing full range of motion
- Higher chlorine resistance than standard swimwear fabrics - fits like new for longer with CREORA® HighClo™
- Shape Retention - fabric stretches so you can enjoy your swim without feeling restricted
Standard Delivery
Standard Delivery £3.99. Free for all orders over £50.
Please allow 3-5 working days for UK delivery.
Order by midnight on Wednesday, 18th December, for Christmas delivery!
For international delivery, please check our international delivery page for details.
Delivery is Monday to Saturday, no deliveries take place on Bank Holidays.
Note: Saturday Delivery is only available in England and Wales.
Please check the stock availability notice on your item when placing your order. This item is:
In stock
Express Delivery
£5.99 Express Delivery. UK only.
Order before 3pm Mon - Fri for next day delivery.
Order by 3pm on Thursday, 19th December, for Christmas delivery!
Postcode restrictions apply.
Option will be visible at checkout if available to your address.
You can also check the status of your order and individual items by accessing My Account
Further information
Delivery page
Returns policy
International delivery
privacy policy
Frequently Bought Together
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Total Price: £15.60
Add both to basket
Customer Reviews
Top Customer Reviews
Where reviews refer to clothing or accessories, results may vary from person to person. Customer reviews are independent and do not represent the views of Speedo.
Great Swimsuit
Great quality, fits well and my daughter loves the colour.Â
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