Alpine Muffy Baby Ear Muffs are typically designed and recommended for babies and infants aged 0 to 36 months. These ear muffs are specially crafted to provide gentle and effective noise reduction to protect your baby's sensitive ears from loud noises while ensuring their comfort. However, it's important to note that individual comfort and development may vary from baby to baby. Some babies may be more sensitive to noise, while others may tolerate noise levels differently. Parents and caregivers should use their discretion and monitor their baby's comfort when using ear muffs. Always ensure that the ear muffs fit securely but comfortably on your baby's head, and follow the manufacturer's guidelines and recommendations for safe and proper use. If you have any concerns or questions about using Alpine Muffy Baby Ear Muffs for your baby, it's advisable to consult with a healthcare professional or your pediatrician for personalized guidance.