Trunk Fish water shirt is designed by Skipping Lilies & printed via Printful.

From their website:

Don’t let sunburn, wind, sand, or other elements ruin your day! This smooth and versatile long-sleeve rash guard will protect you while you have fun doing sports. It is slim-fitted with flat ergonomic seams, and a bit longer than your casual tee for extra comfort and protection.

• 82% polyester, 18% spandex
• Very soft four-way stretch fabric that stretches and recovers on the cross and lengthwise grains
• 38–40 UPF
• Comfortable longer body and sleeves
• Flat seam and coverstitch
• Blank product components sourced from China