SOREL YOUTH YOOT PAC NYLON BOOTDetails Style #1855211 LET IT SNOW Whatever the forecast says, they'll take it all on in a boot that packs a punch. It's waterproof and seam sealed to keep the chill out, and has cozy insulation to keep warmth in. The best part? No need to tie the laces, just tighten and go. UPPER: Waterproof nylon upper. Seam sealed waterproof construction. Laces are not waterproof. INSULATION: Removable 9 mm washable recycled felt inner boot with Sherpa pile snow