The Lundhags Core Pocket Cap is an exceptionally lightweight and versatile cap designed for hiking and other fast-paced outdoor activities. This cap is easy to fold and store in your pocket, making it a convenient accessory when you need sun protection.  Lightweight and foldable cap ideal for hiking and fast-paced activities Perforated ventilation holes on the sides enhance airflow Inside sweatband with 3D mesh material wicks moisture away Adjustable back with a lightweight buckle and elastic webbing for a perfect fit Soft flat brim that is easy to store Machine washable for easy maintenance Materials  100% Polyester