Have you ever felt stuffy in your crotch when wearing leggings on hot summer days? These mens leggings have been seen in recent years. It is increasing in frequency for construction workers, mountain climbing, campers, gym, dancing, marathons, and more. These leggings are excellent in terms of heat prevention, sweat absorbing, quick drying, UV protection, and functionality. However, the groin is that it does not get loose. Due to the characteristics of Japanese people, most people wear underwear under leggings. Layering with underwear, leggings and pants will make you feel uncomfortable when you wear it as a countermeasure against the heat. SO FULL was first concerned to release moisture and ensure breathability and has been removed in the crotch area. This is an overwhelming feeling of freedom and breathability, and a new design that allows you to smoothly do the toilet without having to remove all of your pants. A mans fashionable look from the feet. Enjoy the summer in comfort with your favorite leggings.