Size Chart & Fit

Our organic clothing runs true to size. Since children (especially babies) grow quickly, we always recommend choosing the next size up if in doubt.

Size guide by age:
👶 Babies & Toddlers:
• 50/56: approx. 0–2 months
• 62/68: approx. 3–6 months
• 74/80: approx. 7–12 months
• 86/92: approx. 1–2 years
• 98/104: approx. 3–4 years
👦 Children & Teenagers:
• 110/116: approx. 5–6 years
• 122/128: approx. 7–8 years
• 134/140: approx. 9–10 years
• 146/152: approx. 11–12 years
• 158/164: approx. 13–15 years

Well, it's working! In our personalized JAKO Kids' T-Shirt Run 2.0, young and old athletes complete their rounds in summer without breaking a sweat. This highly functional kids' running shirt combines athletic peak performance with a unique design. Have your child's training shirt lovingly handcrafted with your desired text, a race number, or their name printed – personalization is always 100% free for you!

🏃♂️ Optimal ventilation & dry wearing comfort during training

Whether it's school sports, track and field, soccer, or daily play – this breathable kids' sports shirt is made for maximum movement. Thanks to the intelligent material mix and the special back panel made of polyester micro-mesh, your child's skin remains pleasantly dry at all times. Any moisture generated is immediately wicked to the surface of the shirt, where it quickly evaporates.

👟 First-class comfort in a sporty design

The JAKO functional shirt for children scores with well-thought-out features for active kids:

Chafe-free: The soft flatlock seams prevent uncomfortable chafing on the skin during intense movements.
Classic Fit: A sporty round neck collar ensures an optimal fit and a modern look.
100% Polyester: The functional material is extremely light, dries super fast, and is absolutely easy to care for.

🎨 Design your own kids' sports shirt – It's that easy:

Choose color & size: Discover the huge selection of 10 vibrant club and signal colors (like royal blue, sapphire blue, neon yellow, neon green, neon orange, red, grey, pink, white, or black) for sizes 128 and 140.
Personalize individually: Simply click "Personalize" and enter the child's name, initials, or a cool desired design.
Get it printed for free: We will finish your personalized children's training shirt with precise craftsmanship in Germany completely free of charge for you!

An ideal gift for the next club start, city run, or simply as a cool, personalized sports outfit for school.

100% Free Personalization: High-quality printing of the desired name without hidden additional costs.
Maximum Breathability: Innovative polyester micro-mesh on the back for optimal ventilation.
Quick-drying: Moisture evaporates quickly from the fabric surface for dry skin.
No chafing: Extra flat flatlock seams offer maximum comfort when running and exercising.
Wide range of colors: Available in 10 sporty neon and classic team colors.
Fast delivery: Plastic-free delivery to you in just 3-5 business days (free shipping from €49).