Your search for "flannel" revealed the following:
Recycled Poly - Brushed Plaid Knit - Copper
$23.50 CAD
Cotton Blend - Pucker Plaid - Fuschia
$14.55 CAD
$24.25 CAD
Recycled Poly - Ponte Print - Plaid - Blue
$26.50 CAD
Wool - Suiting - Plaid - Burgundy Navy
$27.00 CAD
Wool - Suiting - Plaid - Black Brown
$27.00 CAD
Cotton Blend - Pucker Plaid - Mustard
$14.55 CAD
$24.25 CAD
Rayon Blend - Gilmore Plaid - Assorted
$17.00 CAD
Katia - Cotton - Flannel Print - Roses
$27.50 CAD
Cotton - Mammoth Flannel - Plaid - Sage
$30.50 CAD
HeatnBond - Soft Stretch - Lite
$10.00 CAD
Merchant & Mills - All State Shirt - 36-46
$32.50 CAD