Made with a high-quality blend of 95% micro modal and 5% elastane. Thermostatic properties in the micro modal fibers allow them to react to changes in temperature and regulate your body heat. Environmentally friendly; made from sustainably forested European beech trees using a process that is carbon neutral. Approximate sizing (Waist) Small: 31-33, Medium 32-34, Large: 35-37, X-Large: 38-40, XX-Large: 41-43. Flattering on all body types, these regular fit shorts looks good on all. These lightweight high-quality shorts are fastened with a combined fabric-covered elastic and tie waistband. Perfect for long-time wear! Versatile as ever, this solid plain pair of casual shorts are the ultimate pair to any outfit. Great to wear when relaxing, playing sports, or traveling! Derek Rose is a British lifestyle brand specializing in making the very best nightwear, loungewear, leisurewear, and underwear. They understand that your free time is really important to you, and want to help you feel good, look good and make the most of these moments.