Heelless

Beside this table, on the wooden chair, sat Dr. Grimesby Roylott clad in a long gray dressing-gown, his bare ankles protruding beneath, and his feet thrust into red heelless Turkish slippers.

Her little feet were encased in a delicious pair of heelless black alpaca sandals, with satin ribbons criss-crossing over the instep and tied in a bow just above the ankle.

a heelless shoe with a flat sole