Shell is 100% Nylon. Fleece Lining is 100% Polyester. Filler is 65% Down and 35% Waterfowl Feathers. Pit to pit 19.5", Length 19". Sized as a Medium, but measures as a Small 💌 5 Star Seller 💌 Clean Smoke Free Home 💌 Free Shipping on orders $100+ 💌 Bundle for Additional Savings 💌 Accepts Reasonable Offers 💌 Listings are in good condition unless a flaw is disclosed 💌 Reliable Fast Shipping Time 💌 New Items Added Weekly 💌 $15 and under are FINAL PRICE Don't have a Poshmark account? Sign up using my code brimonmc and get $10 off your first order.