This is the O'Neill 24-7 Traveler UPF 30 Short Sleeve Shirt Breathable

Features:

• UPF 30 Ultraviolet Protection
• HyperDry Hydrophobic Technology
• 4-way stretch
• Boardshort Connector
• Maximum Cooling & Breathability
• Loose Fit
• 5oz HyperDry 24-7 Technology
• Flatlock Stitched Breathable Seams

A must have for world travelers and outdoor enthusiasts alike. The ultra breathable cooling of the 24-7 technology provides lightweight protection from extreme heat and fatigue in a relaxed fit. Enjoy your favorite sports and activities in harsh conditions while staying cool and comfortable.