Your kid will get a comfortable fit with the O'Brien Youth Life Vest. This vest has a zip closure with two buckles to give your child a secure and comfortable fit in this life vest. Made with a lightweight Biolite construction that is comfortable and lighter than neoprene. The breathable material will dry quickly and shed excess water. There are wide armholes on the O'Brien Youth vest for increased mobility and added comfort. 75-125lbs