The breathable mesh fabric regulates temperature, ensuring that neither you nor your baby gets too hot. The Ergobaby Omni 360 Air Mesh baby carrier grows with your baby. It can be used from birth (starting at 3.2 kg) up to a weight of 20 kg. The carrier can be individually adjusted for size and is suitable for either mom or dad. The Omni 360 baby carrier features 4 carrying options: 1. Front carry - tummy to tummy approximately 0-24 months 2. Front carry - facing out approximately 6+ months 3. Hip carry 6+ months 4. Back carry 6+ months.