

Waterfly
Waterfly Running Belt with Marathon Number Clip Runner Waist Phone Holder
Waterfly's Waterfly Running Belt with Marathon Number Clip Runner Waist Phone Holder is available on Amazon UK. Key specs: Colour: Black, Pack size: 1, Weight: 0.0881849048 Pounds.
This Waterfly Running Belt is perfect for marathon runners who need to keep their number handy. At just under 90 grams, it’s barely noticeable while running.
18.18 poundsPrice checked 1 Nov 2026
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Specifications
| Colour | Black |
|---|---|
| Pack size | 1 |
| Weight | 0.0881849048 Pounds |
| Dimensions | 17.70078738352 x 3.90157479917 x 0.40157480274 inches |
| Amazon Bestseller Rank | 1094 |
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Prices and availability are accurate as of the date shown and may change. Always check the current price on Amazon UK before buying.
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Prices and availability are accurate as of the date shown and may change. Always check the current price on Amazon UK before buying.
As an Amazon Associate we earn from qualifying purchases.
Related guides
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Frequently asked questions
How much does this running belt weigh?
It weighs 0.0881849048 Pounds.
What are the dimensions of the Waterfly Running Belt?
The dimensions are 17.70078738352 x 3.90157479917 x 0.40157480274 inches.
Is this belt waterproof?
The product page does not mention it being waterproof, but the specifications do not include any water-resistance features either.



