The Icebreaker W SPRITE RACERBACK BRA soft women’s bra is made using the Corespun technology. It features improved cups, an open back that ensures maximum freedom of movement. It breathable fabric is made from nylon fibres wrapped in merino wool which guarantees the strength and durability of the material, while remaining very gentle to the skin. The mesh lining provides sweat wicking and comfort. The bra comes wituout side seams to prevent skin irritation.