Hands down, these pants combined with the Nunavut Jacket is the best kit to run when you are in an all day soaker. Completely seam sealed, removable knee pads, unmatched breathability so you aren't going to sweat to death We utilized an extra large waistband to allow you to wear these pants over any of our other hunting pants, base layers, and insulation layers. The built in snow gaiter is excellent for snow and mud to keep unwanted precipitation out. Don't let the light weight fool you, these pants are incredible durable and some of our toughest Alaskan guides swear by them. Membrane Waterproofness: >20,000mm Membrane Breathability: 24,000gr/m2/24h Standard Used: JIS L 1092; JIS L 1099 B1