Fabric: 75% Polyester, 25% Spandex Fleece-lined, midweight (280 g/m²) for ultra-thermal warmth 4-way stretch and highly breathable ultrawick polyester Features: Turtleneck funnel collar that can transform into a face mask for windproofing and heat retention Breathable fabric in face mask area keeps skin dry and fresh Slim fit with raglan sleeves for unrestricted movement Thumb holes for added comfort and coverage Occasion: Ideal for yoga, skiing, skating, cycling, biking, gym, running, and other cold-weather activities Perfect as a base layer for outdoor adventures or everyday wear