Monsoon Big Girls&rsquo; Frou Frou Frill Bikini Outer 83% Nylon 17% Elastane Lining 100% Nylon/Outer:83% Nylon 17% Elastane/100% Nylon Perfectly pretty: our Frou Frou bikini set for girls features a halter-neck bikini tops with rows of frills, plus matching briefs with a softly-gathered overlay on the waistband. 100% Nylon Machine Washable