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Different brands use different terms for shoe widths. This chart will help you match the terminology used by Onlineshoes.com (left column), abbreviations (middle column), and those used by vendors (right column).

Find your width in the left column of the chart below. To view a selection of shoes with your correct width, choose the corresponding width abbreviation (middle column) under "Refine By" on the left while shopping our site. Each shoe style will display widths using the vendor-specific symbols in the right column.
Women's Width Key
XXX Narrow XXX NAR 4A, AAAA, SS
XX Narrow XX NAR 3A, AAA
X Narrow X NAR S
Narrow NAR 2A, AA, N
Med Narrow MED NAR A
Medium MED B, M, R
Wide WIDE C, W, Wide, D
X Wide X WIDE X, XW, WW, EW
XX Wide XX WIDE E
XXX Wide XXX WIDE 2E, EE, XX
XXXX Wide XXXX WIDE 3E, 4E, 5E
Men's Width Key
XXX Narrow XXX NAR 3A
XX Narrow XX NAR 2A, AA
X Narrow X NAR A
Narrow NAR B, N
Med Narrow MED NAR C
Medium MED D, M, R
Med Wide MED WIDE E
Wide WIDE W, Wide
X Wide X WIDE EE, 2E, WW, XW, X
XX Wide XX WIDE XX
XXX Wide XXX WIDE 3E, EEE, EW, 4E, H
XXXX Wide XXXX WIDE 5E, 6E