These are the patagonia CAUSEY PIKE PANTS. Patagonia Causey Pike Pants, for outdoor activities, trekking, day hiking, camping, and town use. Similar brands include THE NORTH FACE, ノースフェイス, ARC'TERYX, アークテリクス, Teton Bros, mont-bell, montbell, モンベル, Columbia, 山と道, Atelier Bluebottle, and Ridge Mountain Gear. Size: 31 The four-way stretch fabric is treated with DWR (Durable Water Repellent) to repel moisture and provides UPF (Ultraviolet Protection Factor) 50+ UV protection. Features include a gusseted crotch for full range of motion and articulated knees that allow for natural leg movement without restriction, despite the slim fit. The clean-finished waistband with a fly has an integrated webbing belt for adjustment. Measurements (laid flat): Waist (adjustable): 39cm Rise: 31cm Inseam: 81cm Total Length: 105cm Thigh: 26.5cm Leg Opening: 18.5cm Please note that these measurements are approximate due to manual measurement. Condition: In good condition with no significant damage.