A soft and supportive women's racerback bra made with our merino wool jersey corespun fabric, the Sprite Racerback Bra features improved cup shaping and an open back design that improves freedom of movement. Our highly breathable corespun fabric uses nylon fibers wrapped in merino wool for added strength and durability that maintains next-to-skin softness, and we added a power mesh lining to improve moisture management and comfort. The no-side-seam design prevents underarm chafing when you're on the move. For more fun, wear this bra with our Sprite Hot Pants in various colors. FIT: Slim LAYER: Underwear BEST FOR: Outdoor & Hiking, Travel & Lifestyle, Snow Sports, Yoga & Studio BENEFITS: Comfort, support, Breathable, Odor Resistant, style, Durable FEATURES: Updated with improved fit, single back strap allows for extreme range of motion, new cup construction for enhanced fit and support, no side seam prevents underarm chafing, corespun fabric for added durability FABRIC WEIGHT: 150 Ultralight FABRIC: 83% Merino Wool, 12% Nylon, 5% LYCRA corespun