With extra detail like

brown with velcro

Velcro strap around the heel as a nice detail

Available in brown

These are classic sandals

wmns flex trainer 9 black pistachio frost iced lil size:EU 40 With extra detail likeLIGHTWEIGHT FLEXIBILITY. DYNAMIC FIXING. The Nike Flex TR 9 combines a lightweight, ventilated mesh upper with a supportive platform designed for flexibility and grip. With an extra focus on heel fixation, the TR 9 comes with an external heel strap for support that can be adjusted by tightening the shoelaces. Designed for low intensity training at training stations and circuit training. The external heel strap offers dynamic fixation that you can