Flash RD1 Sprint Track Spikes
Track spikes  in neon yellow-green and white with black 'RANZL' branding on the side, shown in profile against a light gray background.
Flash RD1 Sprint Track Spikes
Flash RD1 Sprint Track Spikes on a blue running track.
Flash RD1 Sprint Track Spikes
Flash RD1 Sprint Track Spikes
Flash RD1 Sprint Track Spikes
Flash RD1 Sprint Track Spikes
Flash RD1 Sprint Track Spikes
Flash RD1 Sprint Track Spikes
Flash RD1 Sprint Track Spikes
Flash RD1 Sprint Track Spikes
Flash RD1 Sprint Track Spikes
Flash RD1 Sprint Track Spikes
Flash RD1 Sprint Track Spikes
Flash RD1 Sprint Track Spikes
Flash RD1 Sprint Track Spikes
Flash RD1 Sprint Track Spikes size guide

Flash RD1 Sprint Track Spikes

$149.99
Color: Select color
Size:

Size

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Free worldwide
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Unisex
sizing

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30 days returns &
exchanges

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Not sold in
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Size guide

US MEN US WOMEN EUR UK FOOT LENGTH
4 5.5 35 3.5 22.5 cm
4.5-5 6 36 4.5 23 cm
5.5 7 37 5 23.5 cm
6 7.5 38 5.5 24 cm
6.5 8 39 6 24.5 cm
7 8.5 40 6.5 25 cm
7.5-8 9 41 7.5 25.5 cm
8.5 10 42 8 26 cm
9-9.5 10.5 43 9 26.5 cm
10 11.5 44 9.5 27 cm
10.5-11 12 45 10 27.5 cm
11 12.5 46 10.5 28 cm
12 13.5 47 11 28.5 cm

 

All of our shoes are unisex. Refer to the table above to ensure you choose the correct size.

***Please check foot length for best fit and if unsure order a size up.

Foot length track spikes

Size guide

US MEN US WOMEN EUR UK FOOT LENGTH
4 5.5 35 3.5 22.5 cm
4.5-5 6 36 4.5 23 cm
5.5 7 37 5 23.5 cm
6 7.5 38 5.5 24 cm
6.5 8 39 6 24.5 cm
7 8.5 40 6.5 25 cm
7.5-8 9 41 7.5 25.5 cm
8.5 10 42 8 26 cm
9-9.5 10.5 43 9 26.5 cm
10 11.5 44 9.5 27 cm
10.5-11 12 45 10 27.5 cm
11 12.5 46 10.5 28 cm
12 13.5 47 11 28.5 cm

 

All of our shoes are unisex. Refer to the table above to ensure you choose the correct size.

***Please check foot length for best fit and if unsure order a size up.

Foot length track spikes

The Flash RD1 features a full length carbon fiber plate that powers through 60m to 400m sprints, delivering responsive energy return when it matters most. TPU midsole absorbs impact while maintaining the rigid platform elite sprinters demand. 

Track and field athletes laughing with each other standing on a running track

Built By Athletes, For Athletes

Our product development team is made of current and former elite athletes with optimum performance at its forefront. We are a small diverse brand that care about our customers and our goal is simple, run fast while looking good.