Removable design, convenient to use and easy to close.Reduces back pain from bending over for parents and grandparents.The safety straps and quality buckles are adjustable, according to the baby's shoulders, the size of the bust from the adjustment, which makes baby comfortable.The handles and shoulder straps are comfortable, thick are ultra-durable and the soft cotton breathable gilet can be used in all seasons.Helps baby learn to get up, keep balance and walking during toddlers period, reduce back pain from bending.- Bust: adjustable range: 45-75 cm (17.7-29.5 inches)- Adjustable range of hips: 25-35 cm (9.8-14.4 inches)-Adjustable strap range: 25-55cm (9.8-21.6")Load bearing: 20 kg