Lucky Bums Kid's&nbsp;Insulated Bib Overalls 100% Polyester Imported Waterproof wind resistant insulated youth bib overalls in Real Tree APHD made to withstand all the elements Made of a soft nylon brushed tricot shell plus a 210Tpolyester lining, waterproof membrane, and 100 gram 2D hollow fiber filling Bib overalls have 2 slash front pockets and 1 rear zippered pocket Bib overalls features include full leg zippers for easy on & off, built in suspenders for the right fit, and a quiet brushed tricot fabric Medium is size equivalent to a youth sizes 10-12