This baby carrier ergonomic hip seat carrier adapts itself to your needs thanks to its many carrying positions i.e., off center, on your hip etc. the sliding pouch enables you to change baby's position without disturbing him/her. shoulder strap for the wearer. reinforced head support for and height adjustable for baby. it is lined with a 3d mesh fabric optimizing comfort for all seasons recommended for infants from birth to 12 kg. helps position the baby in a comfortable position and at the same time provide the proper support for the baby's spine and hips this is a must have for all moms out there feel free to purchase. multifunctional, strap back method to switch at will to meet travel needs. single stool type, belt type, combination type, four seasons universal.