High-concerned chemical: none Craft of Weaving: Knit Pattern Type: Solid Model Number: 5150B Material: Nylon,Elastane Briefs & Boxers: Boxer Shorts Origin: Mainland China CN: Guangdong Gender: Men Material：85% Nylon +15% Spandex Package Include:2pc Men's Panties Note: If you are not sure about the size, please let us know your height and weight via chat and I will give you a suggestion L: suitable weight(50-55Kg). XL: suitable weight(55-60Kg). 2XL: suitable weight(60-70Kg). 3XL: suitable weight(70-75Kg). 4XL: suitable weight(75-80Kg). Buyer Tips: 1. Read the size table carefully before purchase. 2. There is 1-2cm errors due to manual measurement. Please kindly understand. 3. Colors may appear slightly different via website due to computer picture resolution and monitor settings. 4. Panties is next to the skin,so we do not accept the color, pattern, size, other aspects of Minor differences as reasons to return / refund / exchange of goods.