Joules Junior Roll Up Wellies Green Dino. Whether you\\\'re sending them off to school or on an exciting countryside holiday â€\\\" you can\\\'t go wrong with the Childs Roll Up Wellies from Joules. Made from a hard wearing yet stretchy and flexible natural rubber, the Roll Up Wellies do as they say on the tin: they roll up! This makes the Roll Up Wellies super convenient for packing away and storing in the included Carry-Bag when not in use and need to conserve space! Offering a light design, the Roll Up Wellies offer beautiful hand drawn designs with a water dispersing sole to provide a better grip, the Wellies are complete with a side strap and buckle, removable insoles and a 3M reflective strip on the back to ensure your child is seen during poor lighting.