Our Ethan the Hedgehog comforter has an organic body which is ideal for cuddles. Teether features a textured and ridged surface for developing teeth and to help sooth painful gums. The muslin square has unique features such as a crinkle sounding easy to grab square and toggles on the side which is great to keep little ones exploring through sound and touch. The reverse of the muslin is also a soft cotton which is great for comforting and sensory play.