Zappos.com is proud to offer the Western Chief Kids - F.D.U.S.A. Rainboot (Infant/Toddler/Youth) (Black Fdusa Boots) - Footwear: Splash in puddles with these rainboots for all day fun!; Made with all natural rubber. Just in case a few raindrops sneak in the moisture-absorbing cotton linings will do the trick. Two handles make it easy for kids to pull them on and off. Lightly treaded rubber outsole. Shaft measures 6.5 circumference measures 10.