This is a limited edition model for Costco, sold in South Korea by Columbia. The material is 90% nylon and 10% polyurethane. It's a tapered pant with stretchy fabric. Suitable for both outdoor activities and everyday wear. The size is indicated as 83/33, which likely means a waist of 83cm/33 inches. Please refer to the actual measurements below: Waist: 42cm Total Length: 98cm Inseam: 70cm Width at Thigh: 33cm Leg Opening: 21cm The button closure is on the upper left. Recommended for men! It also has a tag that says THERMO HEAT, which traps heat emitted from the body to keep you warm. However, the fabric is not thick. Brand new with tags (tags are in Korean)