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The Nuclear Institute

Small Reactor Big Reaction Kids Graphic T-Shirt - 100% Cotton Crewneck

Small Reactor Big Reaction Kids Graphic T-Shirt - 100% Cotton Crewneck

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Regular price £17.56 GBP
Regular price Sale price £17.56 GBP
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Spark some curiosity with our Small Reactor Big Reaction T-Shirt. Featuring a clever, science-inspired design, this tee is the perfect blend of fun and comfort for your little one.

Crafted from 100% premium cotton, our t-shirts ensure maximum comfort for all-day wear. The durable crewneck construction makes it a reliable choice for active play-dates, while the relaxed fit provides room to grow. Pair this piece with our adult collection for a coordinated family look that stands out.

Key Features:

  • Design: "Small Reactor Big Reaction" graphic
  • Material: 100% soft, breathable cotton
  • Weight: 4-5 oz/yard² (150-160 g/m²)
  • Construction: Twin needle stitching for added durability

Each shirt is made on demand to ensure high quality and minimal waste. Order now to bring a touch of scientific humor to your child's wardrobe!



Size guide



  12M 18M 24M 6M
A) Length (cm) 34.2 36.7 39.3 31.7
B) Width (cm) 55.8 61 66 50.8
B) Half Chest (cm) 27.9 30.5 33 25.4


  12M 18M 24M 6M
A) Length (inches) 13.5 14.4 15.5 12.5
B) Width (inches) 22 24 26 20
B) Half Chest (inches) 11 12 13 10


Care instructions

Wash Machine wash warm (max 40C or 105F), wash garment inside out with similar colors
Tumble Dry Low
Bleach Only non-chlorine
Dry Clean Do not dry clean
Iron Do not iron
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