Mens BOSS P-Genius Trousers - BI-Stretch - Performance slim-fit trousers - Drawstring - Performance attributes - Performance contrast details - Ref: 50460671-001, Mens BOSS P-Genius Trousers Main material: 85% Polyamide 15% Elastane. Pocket lining: 70% Cotton 30% Polyamide. Machine washable. Ref: 50486125-404, Material: Polyamide., Material: Wool Blend.