evo.com | BlackStrap Long Underwear Bottoms > The BlackStrap Little Pine Pants give kids a soft, stretchy base layer that keeps up with their energy on snow days, ski days, or any cold-weather adventure. Four-way stretch fabric moves freely with every jump and snow angel, while thermal-regulating, moisture-wicking material holds warmth without getting clammy when they're outside from sunrise to sunset. Flatlock Seams UPF Sun Protection 4-Way Stretch Fabric 92% Polyester / 8% Spandex Slim Fit | Kid's BlackStrap Little Pine Pants Toddlers' 2026 - 5T Black | Spandex/Polyester