Just Right Fit with Room to Grow It's got that not too tight or too baggy feel that makes it fit just right, and our Room-to-Grow system extends the inseam 1.5 inches to keep up with growth spurts. Storm-Ready Two-layer DRYRIDE fabric with PFC-free DWR is waterproof, breathable, and quick to dry. It's a Warm Dry World Inside Cold chairlift rides are a breeze thanks to lightweight and breathable ThermacoreECO synthetic insulation to keep you warm. Small Details Make a Big Difference Stuff like reinforced cuffs, built-in boot gaiters, and mesh lined thigh vents make for smooth days on the mountain. Low Environmental Impact It's bluesign® approved and the insulation uses at least 90% recycled fibers for a reduced eco footprint.