Splash Poly JR – Autumn Winter Shoes for Children and Teenagers by Hummel – Grippy Rubber Sole – Practical Velcro Fastening and Round Pokers with Quick Release (Easy Close) – Angle – Colour Peacoat The Hummel Splash Poly JR is a great winter shoe for children made of nylon and faux leather. The shoe is ideal for cold, muddy winter days.