Soft and snuggly, the baby snuggler keeps your littlest traveler comfortable and secure when jogging, strolling, or biking. Recommended for children 6-24 months of age. Child should be at least one year old before biking in trailer (child must be able to sit upright unattended and hold his or her head up while wearing a bicycle helmet). for children less than one year old it is recommended to only use the snuggler for strolling and jogging.