The original men 's briefs are designed for all-day comfort, with a fit and stretch that follows your shape. The original men's boxer brief is made with a smooth, wide, ribbed, seamless waistband that hugs your skin comfortably. These men's Original Boxer briefs offer great comfort and fit at your mid-rise waist. Carefully crafted from breathable, organically grown bamboo, this everyday essential is soft, simple and sustainable. Organically grown bamboo is highly breathable and comfortable, making it perfect for garments that sit close to the skin. This style is naturally eco -friendly, breathable, and hypoallergenic. Sizes are based on body measurements and not garment measurements. We recommend leaving a difference of 1 to 3 cm for comfort. If you are between two sizes, we advise you to go up one size. US L size: Size: 34-36 Back (cm): 101-105 Waist (cm): 95-100 Hips (cm): 101-105 US L size: Size: 34-36 Back (in): 40-41 Waist (in): 37-39 Hips (in): 40-41 Machine wash warm with like colors. Only with bleach. Do not iron. Do not dry clean. Line dry in the shade or tumble dry on low heat. The organic bamboo fiber used in this garment is EcoCert certified Organic bamboo is harvested from FSC-certified fields