Our Buttons Wetbags are made from our signature Buttons soft silky PUL. The bag is made from a water proof layer of PUL which is sewn with rolled seams to prevent leaks and keep odors in. Our wetbags work well for clean or soiled cloth diapers in addition to kids swimsuits or general diaper bag organization. Each bag has a handy sturdy strap for hanging from your stroller, door knob or hook. Available in three sizes: Small-9"x 10.5", Medium-12"x 15.5" and Large-12" x 24"