100% Organic Cotton.designed By A Mother, For Mothers And Babies Everywhere: Jack & Jill Nestcarry Nest Is Aevolutionary Product That Serves Multiple Functions - That Ofa Carrier, Swaddle, Daybed, Blanket, And More. Easy Zip Closure Makes Swaddlingeasier Than Ever. It's So Easy, Even Dad Can Do It! Snug Enough For Your Babyto Feel Like He/she Is Wrapped In Mother's Arms, Providing The Comfort Of Amother's Womb