Universal multifunctional baby sling --- According to the principle of ergonomics the ultra-wide shoulder strap and waist belt balance the weight. When the baby sits on the sling the baby s spine can grow healthily in the correct posture and also can help parents or care workers free hands to do other work such as: travel housework hiking shopping and more. Specification: Material: Polyester cotton Style: Simple comfortable Suggest age: 2-30 months Bearing: under 15kg/33lb Suitable for seasons: Spring summer autumn winter Optional color: Dark blue red purple Package Content: 1 * baby carrier