Cobalt-colored 2-way stretch slacks, wrinkle-resistant and anti-static. - Color: Cobalt - Size: 38 - Material: 67% Polyester, 30% Rayon, 3% Polyurethane - Features: 2-way stretch, wrinkle-resistant, anti-static - Design: Elastic waist, back pockets Thank you for viewing. Pockets on both sides and back. Waist adjustable with a drawstring. The color is also very beautiful. I think these are the type that look good when worn. The fabric is not thin, and I think they can be worn year-round except for summer.