Nightcap Riviera Top in Blue. - size 2 (also in ) Nightcap Riviera Top in Blue. - size 2 (also in ) 73% polyamide 27% elastane. Elastic neckline. Ruffled fabric overlay. NIGH-WX22. SW103. Created and designed by former sales rep Carisa Brambles in 2006, the whimsical nightcap fairy on every garment symbolizes the freedom to dream, and resembles the fairy tale vibe of the collection.