100% ORGANIC COTTON SIZE: KING / CAL KING Excellent used condition. Only used a few times with a duvet cover. Smoke free Pet free What makes this duvet insert different? Made in 3 weights with the finest materials to support your ideal sleep temperature: Enjoy the closest feeling to down with PrimaLoft® Luxury Down Alternative®—a premium, hypoallergenic fiber that mimics the weight and gentle loft of down. Wrapped in a soft, breathable shell made from the highest quality 100% organic cotton threads, each insert has a unique bafflebox construction that keeps the fill perfectly in place to maintain fluff and shape over time. Details Triple-washed, cruelty-free, IDS certified down fill Unique bafflebox construction 4 corner loops to secure to our duvet set interior ties 3 different weights for your ideal sleep temperature Down-proof, 100% organic cotton shell