Bobux Step Up sandals for first walkers, Bobux Step Up Roam closed toe sandals, Bobux 729204, Caramel brown leather. Bobux Step Up closed toe sandals. The Bobux Roam styles are the perfect first sandals for your little one this summer. There is a soft and supple leather and nubuck leather upper, and a soft leather lining and padded leather footbed. The fully flexible lightweight TPR rubber sole helps your little one to feel that they are walking barefoot. There is an adjustable velcro strap with Bobux stud trim to keep the sandal secure around the foot.