This Walls Marshall Insulated Bib Overall is a great item for the boy who loves spending time outside. The insulated polyester diamond-quilted lining provide warmth and comfort for participating in all outdoor adventures, in any weather condition. This bib features: Scuff guard at hem, front multi-functional pockets, back patch pockets, concealed storm cuffs, rib-knit waistband cuffs, elastic inserts at back for ease of movement, ankle to thigh leg zippers with storm flaps and adjustable bib straps. Kids Grow System allows legs to extend an additional 1 1/2 inches after special stitching is released. Material: Cotton, Polyester, Canvas.