High-concerned chemical: none Craft of Weaving: Knit Model Number: 0067 Pattern Type: Solid Material: Nylon Brand Name: under moon Origin: Mainland China CN: Anhui Gender: Men Briefs & Boxers: BRIEFS Size Guide | Simple & Accurate Measurement Finding your ideal fit only takes 3 steps: 1. Prepare Your Reference Underwear Choose your best-fitting underwear and lay it flat. 2. Measure The Waist Width Measure straight across the waistband from left to right. 3. Select Your Size Compare your measurement with our official size chart. If your measurement is between sizes, we suggest selecting the larger size for a relaxed and comfortable fit. Personal Fit Assistance Still unsure? Send your height, weight, and regular size. We will recommend the most suitable size for you. Manual measurement may have a 1-2cm deviation. Photos Service Global Shipping Most orders ship within 24 hours. Partnering with reliable couriers, delivery to major regions like the US, EU, and Australia takes 7–30 days. Discreet Shipping Service All orders come in neutral packaging, with no product info, brand logos, or type labels. Your privacy is fully protected for a worry-free delivery. Online Customer Service Our professional team is online in real time. They assist with orders, logistics, sizing, etc., via messages, ensuring a smoother shopping experience.