Go ahead with this cooling cost. It will give you more comfortable and stress-free environment with blowing cool air inside the jacket. Enjoy instant cooling and comfort with 4 adjustment speeds. A must have for outdoor-sports lovers, workers at construction fields, in factories and warehouses with high temperature or humidity.<br/>Features:<br />Equipped with 2 fans, provide enough ventilation to keep you cool all the time. <br />4 speed levels, adjust to your optimal comfort.<br />Dual zippers for different size( Adjust it from size S to size M, or from size L to XL, or from size 2XL to 3XL). <br />Fans are removable.<br />UV protection fabric, durable and wear-resistant.<br />Convenient pocket for your battery carry.<br />Great for cooking, high temperature operation, outdoor fishing, camping, hiking, cycling or work.<br/>Specifications:<br />Material: Cotton &#43; Polyester<br />colour: Grey / Blue / Camouflage ( optional )<br />Size: S-M / L-XL / 2XL-3XL / 4XL ( optional ) <br />Fan Diameter: 10.5 cm / 4.1 in<br />Package List: <br />1 * Jacket<br />2 * Fan