MODERN THICK CARPETS 'SERENADE' COLLECTIONRUGS & CARPETS ltd. Declaret Performance " Serenade". SERENADE beige. MODERN THICK CARPETS "SERENADE' COLLECTIONRUGS & CARPETS ltd. ▪ The colour that you see on the screen may differ to the final colour of the product due to the make, model and setting of your screen.