Color Changing Swim Trunks




The Original Color-Changing Swim Trunks! 


The Color Changing Swim Trunks utilizes a unique "thermochromic" technology to produce its famous temperature-activated color shift. Your shorts will go from their "warm" color to their "cold" color instantly with a splash of water!

☀ Temperature Reactive Our Thermochromic dye changes color at 83° & 62°,  much like the Hypercolor clothing of the 80's.  100% Guaranteed to turn heads!

🩳 Durable Construction

Our color changing swim trunks are made to last.

100% polyester construction + tear-resistant stitching.

🌊 Fit & Features Superior fit, performance, and quality.  Ideal length and inseam for a clean, modern look. Four-way panel stretch, so you're always ready for action!
  • Full elastic waist
  • Ultra-comfortable mesh inner liner
  • Ultra-Dry fabric for minimal moisture absorption


Note: Our sizes tend to run small, so we recommend sizing up 1-2 sizes from your regular size!
Example: If you usually order a size M, we'd recommend a L for a tighter fit or an XL for a looser fit.


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        WHY US?👇

        • We work directly with manufacturers all over the world to ensure the best quality of our products. We have a Quality Control department which helps us to keep our promise!
        • Price is always competitive.
        • Awesome Customer Service
        • Amazing products along with High Quality


        • We ship to worldwide.
        • Standard shipping typically takes 7-15 business days (excluding weekends). If your order is not delivered by the estimated delivery time, please contact our friendly customer service for assistance!
        • Free Shipping For Orders More Than $39.98 USD.


          PayPal is welcomed here.
          If you don't have a PayPal account, we accept all credit cards: just select 'PayPal' and click the 'Pay with Debit or Credit Card' button.

          We're thrilled to support First Book - an amazing charity that donates books to disadvantaged children who need them the most.