Open Front. Made in Japan. A temperature regulating material developed for NASA: Outlast Technology. Outlast technology was originally developed for NASA in the USA. This revolutionary temperature regulating material helps maintain a comfortable temperature range, at the skin surface, in both cold and hot environments. So you're not too hot, not too cold. The crotch area is spacious. 3-dimensional structure. Feel invigorated. Non-restricted Comfort on the Crotch Area!!
Upgrade your comfort. The 5 Comforts: 1. Perfect body fit. Perfect support. 2. No shifting to one side. 3. Breathable. Ventilated. 4. Moisture-absorbing. 5. Freedom to move. Movement free.
Japan quality. Fabric: Rayon-95%/ Polyurethane-5% Outlast Stretch Tenjiku. Elastic: Toray "quup" Nylon-83% Polyurethane-11% Polyester-6% Width-1.2 inch. It is using excellent moisture absorption Toray "quup " nylon.