Columbia Boys Silver Ridge s/s Tee

CozyMole says:

The Columbia Silver Ridge Short Sleeve Tee for boys now has factor 50 sun protection from the UPF50 Omni-Shade fabric. With Columbia's Omni-Wick quick-dry technology, this simple but functional tee is great for many summer activities, or as a lightweight base layer when it's cooler.
Available in Hyper Blue, Tangy Orange and Cyber Green.

Manufacturer's Comments on this Product:

Features:

• 87% polyester, 13% elastane
• Antimicrobial
• Omni-Shade UPF50 Sun protection
• Omni-Wick Quick Dry fabric

Note: Omni-Wick was previously called Omni-Dry, but has been renamed Omni-Wick. It moves perspiration away from your skin and promotes quick evaporation for dryness and comfort.