On days when you need a little more warmth than usual, the Nike Dri-FIT Park First Layer top keeps you warm without feeling restrictive. The stretchy material and invisible thumb loops create an optimized layer that moves smoothly under your gear. Dri-FIT technology ensures dryness, comfort, and focus. There’s no friction from a base layer made of stretchy material with a smooth texture. The thumb openings remain hidden when not in use. It features a snug fit for an optimized look and comfort. The raglan sleeves have no shoulder seams, allowing for natural freedom of movement. The Swoosh is located in the center of the chest area as a textured heat transfer.