Sonar Linen Pants from Neo Noir. The summer wardrobe is not complete without a pair of linen trousers! Sonar Linen Pants are casual and cool trousers in a linen blend - perfect for summer adventures. We style the pants with an oversized linen shirt, a simple top, or over a swimsuit for a summery look. Our favorite summer pants that we never get tired of! Material: 70% cotton, 30% linen.