UGG Nightengale is an adorable travel slipper from UGG Australia. Nightengale is a pleasing combination of soft crochet knitted uppers with a genuine sheepskin footbed to produce most comfortable and cosy slippers a perfect travelling companion that will easily fit in hand luggage. UGG Nightengale knit blend uppers with sheepskin pom-pom detail, have a sheepskin sockliner that naturally wicks away moisture and helps keep feet warm and dry.