A 2-layer H2No membrane creates a waterproof, breathable barrier to moisture, and a DWR coating helps keep water from seeping in. Lightweight synthetic insulation maintains its insulating properties even if it does somehow get damp, keeping her warm throughout all of her snow day adventures. Belt loops let you adjust the fit with a belt, and gaiters keep the snow from sneaking up her legs. A scuff guard on the inner ankle protects the pants from getting snagged by her boots or snowshoes, increasing durability.