This is a cotton dress! It's made of cotton, so it's light and comfortable to wear. The skirt lining is also double-layered, so it's not see-through. Please refer to the last photo. The blue color appears to change depending on the light, as you can see in the photos. It has been used. Color: Blue系 (Blue tones) Pattern: 無地 (Solid) Season: 春夏 (Spring/Summer)