This baby carrier, made with ultra-lightweight and breathable materials, reduces back and shoulder pain. - Brand: Konny - Model: AirMesh - Features: Ultra-lightweight and simple design - Material: Breathable high-tech fabric - Function: Reduces back and shoulder pain - Size: 2XS, compact and easy to carry I accidentally purchased the wrong size. I have opened it once for photography, but it has not been used. Thank you for your understanding. Thank you for looking.