The Siren Bikini underwear in Icebreakers stripe prints are so soft and cozy you wont even realize youre wearing your underwear. Features Icebreakers corespun merino wool blend for added strength and durability that retains next-to-skin softness. This style offers a modern fit of bulk-free comfort at the waist and leg openings, and the side seams are moved forward for chafe-free movement. Wear them under all your activewear or day to day denim, and find yourself most comfortable wearing them with the Siren Bra and Icebreakers ultra soft Siren tops collection.