Detachable neck cover and strap: the wide-brimmed fishing cap, mask and neck cover (detachable) are made in one piece. This designer fishing hat keeps you cool and comfortable in summer. Removable straps can be used to fix the hat, ensuring that it can remain tight even in strong winds. Cool and comfortable: the top of the hat has ventilation holes, and the front of the mask is made of mesh. This design and the use of materials can keep the airflow smooth when you put on your hat, so that you can feel cool and comfortable when you are outdoors. High quality comfort material: This hat is made of waterproof nylon and polyester mesh. It is skin-friendly, durable, light and easy to clean, and it dries quickly, so it is suitable for long-term use. One size fits best: the hat fits the head circumference of a person of 56-61 cm (22-24 inches). The brim width of the hat is 9.4 cm. The bottle cap weighs only 102 grams and can be easily folded for transportation. Perfect for outdoor activities: If you take part in outdoor activities such as fishing, hiking, hunting, camping, cycling, mountaineering, boating, etc., this hat is a great outdoor accessory. If you like gardening at home, or like daily shopping, this hat can also be used well for this purpose, and it is easy to carry in a bag.