UNDER ARMOUR : Men's UA Seamless ½ Zip

• Fitted : Next-to-skin without the squeeze
• Soft knit fabric with engineered mesh ventilation, mapped to the places you need it most
• Nearly sew-free construction to eliminate chafing
• 4-way stretch construction moves better in every direction
• Material wicks sweat & dries really fast
• Generous ½ zip front makes for easy layering
• 51% Polyester/49% Nylon
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Size Guide