Robin Piccone Perla Crochet Bikini Top The Robin Piccone Perla Black Crochet Bikini Top is a fixed triangle halter top with crochet detail. The cups are lined and have removable cups. This top ties at the neck and back for the perfect fit. Partially lined crochet Unlined crochet trim under bust Ties at the neck and back Picot edge detail along edges Fully lined removable soft bra cup