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Dapper Fish | Chasing Parameters - Aquarium Enthusiast Wear

$25.95 USD

Forget fashion trends—this is the design every real aquarist can appreciate. Featuring a freshwater test strip with optimal GH, KH, pH, NO₂, and NO₃ levels, this tee is a badge of honor for those who know the struggle of chasing perfect water chemistry.

Instantly recognizable by fellow fish nerds 🧐
May cause spontaneous tank discussions in public
Guaranteed to be more stable than your pH

Soft, stylish, and perfect for those who know the joy of seeing perfect test results (a rare but glorious moment). Wear it with pride, and let the world know your tank runs smoother than a well-seasoned canister filter. 🐠🔥

⚠️ Warning: Wearing this shirt may attract confused non-aquarists and jealous glances from fishkeepers who still can’t get their nitrates under control. 🤷‍♂️


 Available in sizes for every aquarist, because in the world of fishkeeping, everyone’s a big fish. Made from 100% Airlume combed and ring-spun cotton, offering a premium, soft feel. Features a side-seamed, unisex tailored fit enhancing body contour and comfort. Designed specifically with DTG printing in mind, ensuring a clean, vibrant print. Available in an extensive color range, providing versatile options for personalization. Produced with eco-friendly processes and materials​


Size guide



  S M L XL 2XL 3XL 4XL 5XL
A) Length (cm) 71.1 73.7 76.2 78.7 81.3 83.8 85 88.8
B) Width (cm) 91.4 101.6 111.8 122 132 142.2 152 162.6
B) Half Chest (cm) 45.7 50.8 55.9 61 66 71.1 76 81.3


  S M L XL 2XL 3XL 4XL 5XL
A) Length (inches) 28 29 30 31 32 33 33.5 35
B) Width (inches) 36 40 44 48 52 56 59.8 64
B) Half Chest (inches) 18 20 22 24 26 28 29.9 32
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Size