Jogging Reebok Identity Open Hem : These men's Reebok pants keep you comfortable with their soft cotton construction. The open hem offers easygoing style, and a drawstring at the elastic waist allows you to customize the fit. Our cotton products are all sustainably grown cotton and made with at least 50% Better Cotton. They are sourced from trusted partners who are committed to reducing the environmental impact of production and improving the economic development of cotton-producing regions.