This twin size super soft duvet cover is 68″x88″ to fit over your duvet – not included. Choose between 2 finishes: Lightweight & Luxe Lightweight is 100% Polyester

Source: Red and Blue Stars Twin Duvet 

This king size super soft duvet cover is 104″x88″ to fit over your duvet – not included. Choose between 2 finishes: Lightweight & Luxe Lightweight is 100% Polyester

Source: Blue and Pink Splash Art King Duvet

This queen size super soft duvet cover is 88″x88″ to fit over your duvet – not includedChoose between 2 finishes: Lightweight & LuxeLightweight is 100% Polyester  

Source: Cool Mod Flowers Queen Duvet