Patented baby strap: The fabric of the baby strap is made of 70% cotton and 30% polyester fiber, equipped with a sturdy strap and professional butterfly buckle, for comfort and safety. Soft and elastic, comfortable and breathable, skin friendly and lightweight. A comfortable environment can enhance a baby's sense of security and help cultivate close parent-child relationships. It is very suitable for parents who are just starting to take care of their children. It may also be an ideal gift for parents. Easy to wear: Let our baby strap be securely attached to your body and comfortably secured before your baby rides. Put your baby inside and adjust the straps to ensure protection. Widened shoulder straps and adjustable waistband design ensure the most comfortable ride for parents and infants. Adjustable size: The baby bag can help you avoid worrying about postpartum physical changes and other issues, and can be adjusted to the appropriate size according to your and your baby's body shape at any time, suitable for use by the whole family. It is suitable for toddlers under 15 kilograms and aged 3-36 months. Ergonomic design: For infants, baby braces can allow them to sit astride, conform to ergonomics, and help them develop healthy hips and spine at the age of 0-1. For mothers, baby braces help to evenly distribute their baby's weight, reducing pressure and pain in the upper back, shoulders, neck, or waist. Four in one convertible baby strap: The baby strap is equipped with a soft cushion and a widened strap to avoid scratching the baby's legs. It is convertible and can hold children in front and behind, as well as coax them to sleep.