Bonding is the intense attachment that develops between you and your baby. This bonding doll is designed to give babies the sense of being close to their mom and dad. This is how it works; Mom and dad need to sleep with the doll for 2-3 days and the baby will then recognize their scent. This doll fosters a continuous parental bond with a sense of security. The bonding doll will soon be baby's favorite doll. Fiber content: Dolls are made with minkee (plush polyester), and/or organic cotton. Heads are filled with polyfil and organic dolls are filled with organic cotton. Size: approx. 17"w x 13". Made in the U.S.A.