Crafted from 100% organic cotton, this children’s t-shirt combines eco-friendly comfort with a vibrant illustration of the sailfish, renowned for its incredible speed and unique appearance in the deep blue sea. At the top, the "Marine Dept." logo celebrates ocean discovery, while "Pelagic Expeditions" below highlights efforts to protect these remarkable creatures and their underwater world.

This design introduces young ocean enthusiasts to the importance of tagging and tracking sailfish, helping scientists learn about their journeys and how to keep their habitats safe. Perfect for budding anglers, ocean lovers, and kids interested in marine life, this shirt makes a great conversation starter on responsible fishing and ocean conservation. With a rich ocean blue backdrop and a striking sailfish design, it’s both stylish and meaningful—perfect for adventures on the shore, trips to the aquarium, or everyday wear. Soft, breathable, and sustainably made, this tee is a fun way for kids to celebrate the wonders of the sea and learn about protecting the marine world they love.

• 100% organic ring-spun combed cotton
• Fabric weight: 4.57 oz/yd² (155 g/m²)
• Single jersey
• Medium fit
• Set-in sleeves
• 1×1 rib at collar
• Narrow double-needle topstitch on the sleeves and bottom hems
• Self-fabric neck tape (inside, back of the neck)
• Blank product sourced from Bangladesh

The sizes correspond to a smaller size in the US market, so US customers should order a size up.

Size guide