The four seasons all appropriate, easy to carry Spare time, bring your child to a outdoor playground running, exercise with the leash, so also does not fear the children wandered off, can still run together.With kids is unlikely to have been in and out of the hand in hand, with the leash , not only liberated the adult's hands, give the child enough free range, from baby to 12 years old children, can be used to wear comfortable on hand.With anti lost leash, we can be more ease to travel.