Breathable mesh uppers for a comfortable fit. Adjustable ace closure with fixation clip.,br> Padded tongue and collar. Breathable textile linings. Removable footbed to allow for orthotics. Lightweight EVA midosle/outsole. PDAC reviewed for A5500 for diabetic patients and L3221 for othopedic needs. Runs short. Round full / half size to next full size. Measurements: Weight: 7 oz Product measurements were taken using size 8, width M (D). Please note that measurements may vary by size.