Calvin Klein Underwear engineered elastic logo waistband Bikini silhouette and comes in a 3-pack Full gusset, rear coverage and seaming details Add a ck thong multipack Classic and essential, these Calvin Klein Underwear bikinis come in a 3-pack and are crafted with extra soft cotton stretch for flexible comfort. Designed with a signature repeating logo elastic waistband, a full gusset, rear coverage and seaming details.