We took your favorite lightweight, sweat-wicking golf polo and we made it a ½ zip. Then we went ahead and made it water-resistant. You're welcome. Loose: Fuller cut for complete comfort UA Storm technology repels water without sacrificing breathability Double-knit fabric is super-soft & comfortable 4-way stretch construction moves better in every direction Material wicks sweat & dries really fast Generous 1/2 zip front makes for easy layering Elbow articulation & compression forearm sleeve for zero distractions 65% Polyester/29% Cotton/6% Elastane Imported