Flow Binding Size Chart 

	Medium	Large	Extra Large
US Men's	7 - 9	8.5 - 11.5	11 - 14
US Women's	8 - 10	9.5 - 10	-
EU	39.5 - 42	41.5 - 45	44.5 - 48.5
UK	6 - 8	7.5 - 10.5	10 - 13
JPN	25 - 27	26.5 - 29.5	29 - 30

NXT Series Bindings

	Medium	Large	Extra Large
US Men's	3.5 - 9	7.5 - 11.5	11 - 14
US Women's	4.5 - 10	8.5 - 10	-
EU	35 - 42	40 - 45	44.5 - 48.5
UK	2.5 - 8	6.5 - 10.5	10 - 13
JPN	22 - 27	25.5 - 29.5	29 - 30

M, Flite & Rental Series

	Medium	Large	Extra Large
US Men's	3.5 - 8.5	8 - 11.5	11 - 14
US Women's	4.5 - 9.5	9 - 10	-
EU	35 - 41.4	41 - 45	44.5 - 48.5
UK	2.5 - 7.5	7 - 10.5	10 - 13
JPN	22 - 26.5	26 - 29.5	29 - 30