Joules Junior Warm Wellies French Navy. The Warm Wellies are crafted with hardwearing, flexible natural rubber with a reflec-tive back stripe to help keep your little ones safe and seen on them dark mornings and afternoons. The Junior Warm Wellies have everything you could think of! They feature a quilted and padded upper cuff, adjustable toggle for the best fit, fleece lining for extra warmth, a fully waterproof boot to keep them little feet dry, water dispersing sole giv-ing more grip, and removable insoles. What more could your little ones need?