Yamatomichi Women's UL Short Sleeve Shirt Navy Juego 12 Gubias Para Tallado Madera Alta Calidad Cuotas sin inters. The UL Short Sleeve Shirt is a really clever design courtesy of Japanese ultralight pioneers, Yamatomichi. Created for long days on the trail, its made from a polyester fabric called Shadow Rip thats super lightweight, breathable and quick drying. Its wrinkle free too, so you can stash it in your rucksack without it ended up too creased. What else? The press studs allow for quick opening when on the move, while the collar can be buttoned up to keep the sun off your neck.