The Hanes brand is legendary for providing top quality comfort for all ages, and the Girl's Ultimate X-Temp(R) Cool Comfort(TM) Bikini Panties will perfectly suit your little one's active lifestyle. CottonPolyester. X-Temp(R) technology adapts to her temperature and environment. Cool Comfort(R) moisture wicking fabric. Comfortable waistband. Tag-less. 4 pack.