Discover ethically made, sustainable comforters and duvet inserts from the leading brands in sustainable bedding. From organic cotton comforters to bamboo comforters, our curated collection has an option in every size. Available in twin, twin XL, full, queen, king, and California king, there's a sustainable comforter that's right for you. Whether you're looking for a lightweight summer comforter or a heavy-duty winter one, there's an eco friendly comforter and duvet insert for every preference. Style them on their own with a throw blanket or shop our collection of duvet covers.