Carefully designed for toddlers, preschoolers and slightly older kids, this bib adjusts to the needs of the day. Heavy-duty elastic bib straps with quick release hardware can take all the rough and tumble they can dish out. Great feature for parents: Walls Kidz Grow System with removable stitching that allows extra length in the legs as kids grow. Other features are: covered front zipper, heavy-duty adjustable elastic bib straps with quick release hardware, waistband with elastic inserts for flexibility, ankle-to-waist covered leg zippers, 1 right back hip pocket, 2 hand-warmer chest pockets, 2 front swing pockets and diamond-quilted polyester lining to hold in body heat.Kidz Grow System - allows legs to extend an additional 1-�? inches after the special stitching is released. Size Guide: (XS: 4 - 5, Bust: 23, Waist: 22, Inseam: 18.5), (S: 6 -7, Bust: 25, Waist: 23, Inseam: 21.5), (M: 8 - 10, Bust: 27, Waist: 25, Inseam: 24.5), (L: 12 - 14, Bust: 30, Waist: 27, Inseam: 27.5), (XL: 16 - 18, Bust: 33, Waist: 29, Inseam: 29.5). Material: Cotton.