Ergobag Prime Rucksack Backpack | PrimBear BallerinaThis PrimBear Ballerina Prime Rucksack Backpack from Ergobag is the perfect bag for children as they start off their school career. The PrimBear Ballerina Backpack was created with the ergonomics of a hiking backpack in mind, including a hip belt and chest belt to distribute weight and support good posture. The padded hip belt takes the weight away from the shoulders, placing it on the stronger pelvic area. To prevent your child from growing out of