DESIGN: A soft, breathable, supportive racerback bra made with our Cool-Lite Merino-blend jersey fabric made from blend of natural Merino wool and Tencel Lyocell that helps manage moisture in any weather. The Merino Blend 125 Cool-Lite Sprite Racerback Bra keeps you cool and allows for full range of motion and all-day comfort. 125 COOL-LITE SYSTEM: Engineered body mapping technology from featherweight 125 Merino Cool-Lite designed to thermoregulate body temperature during high-intensity workouts in warm conditions while remaining naturally breathable and cool for increased all-day comfort. FABRIC BLEND: Soft and breathable fabric blend (Main Body: 56% Lyocell, 40% Wool, 4% Elastane Lining: 56% Lyocell, 40% Wool, 4% Elastane) FEATURES: Designed for active support, the Merino Blend 125 Cool-Lite Sprite Racerback Bra features an open back cross back design for increased freedom of movement as well as flatlock stitching and a no-side-seam design which prevents underarm chafing when you're on the move. CARE: Machine washable on cold gentle cycle. Line dry in the shade, do not tumble dry.