hese boy brief shorts are made out of stretchy bamboo for comfort and come with an added cotton lining in the front for added protection from accidents and potty training. These toddler boy briefs are both functional and stylish with an elastic waistband, tag-less, and soft.  Our 3 pack of boxer brief shorts feature: Lightweight. Cotton front layer for added protection. Easy on and off for potty training. Durable. 4-way Stretch. Soft elastic Waistband. Tagless. Machine Washable