Thank you for viewing! * Instant purchase welcome, no need to ask! * First come, first served for single items * Welcome to bulk purchases, feel free to comment \#RiriShop Product List is here L size This product uses breathable, lightweight, and durable materials. It is comfortable to wear for long periods and provides a comfortable working environment. This air-conditioned workwear is equipped with high-performance fans that optimize airflow. Therefore, you can work comfortably even in hot environments. The fan placement is also designed to efficiently cool the neck and chest, where body temperature rises quickly, by delivering cool air. Perfect for Father's Day gifts. Another battery will be included. If you don't need the battery, I will discount the price.