Design your own Interval Timer T-shirt
Show your passion for HIIT and Tabata with your own interval timer T-shirt. Choose from three sporty base designs and let our AI create your very own training shirt from your words. That way you wear a true one-of-a-kind piece at your next workout in the gym, one that drives you on. Below you will find 3 finished Interval Timer designs for inspiration.
What Interval Timer designs are about
When you want to personalize your interval timer T-shirt at Isakum, you simply describe your exact ideas to our AI. Whether you prefer a digital red stopwatch, glowing digits or a classic round timer, the artificial intelligence turns your description into a razor-sharp motif. Your individual design is then printed onto high-quality, comfortable fabrics that easily keep up with every sweaty session. This is how you create a functional piece of clothing that reflects exactly your athletic goals.
Interval Timer Designs from the gallery
Whole gallery →Common questions about Interval Timer T-shirts
How can I personalize my interval timer T-shirt?
You either use one of our three finished timer designs as a basis or freely describe to the AI what your stopwatch should look like. From this the artificial intelligence generates an exclusive motif for your new gym shirt right away.
Are the shirts suitable for my intense interval training?
Yes, we print your AI-generated timer motif onto high-quality and hard-wearing materials. The shirt gives you the freedom of movement you need during exercise and keeps its fit even after many wash cycles.
Can I have specific times or numbers shown on the timer?
Absolutely, that is the big advantage of our AI. Simply state in your text description whether the timer should show exactly 00:20 for your Tabata workout or another motivating target time.


