Pieridae Large Butterfly Duvet Quilt Bedding Cover and Pillowcase Bedding Set. Wake up to a enchanting world of scattered butterflies with our beautiful Butterfly Duvet Set. This cute set is charming, romantic and summery, perfect for any room! The New Butterflies set features large colourful butterflies on a crisp white backdrop and a reversible pink back with a stunning array of silhouette butterflies. Our New Butterflies Duvet set is ideal for use in any bedroom, child's room or even a guest bedroom, which would delight even the pickiest of guests.