Tweed Slip Stitch Pattern

Note
On RS rows, slip stitches with yarn in back.
On WS rows, slip stitches with yarn in front.

Pattern
Color A, cast on a multiple of 4, plus 3.
Color A, knit 2 rows of garter stitch.
Row 1 (RS): Color B, K3, * Slip 1, K3; rep from * to end.
Row 2 (WS): Color B, K3, * Slip 1, K3; rep from * to end.
Row 3: Color C, K1 * Slip 1, K3; rep from * to last 2 sts, Slip 1, K1.
Row 4: Color C, K1, * Slip 1, K3; rep from * to last 2 sts, Slip 1, K1.
Row 5: Color A, K3, * Slip 1, K3; rep from * to end.
Row 6: Color A, K3, * Slip 1, K3; rep from * to end.
Row 7: Color B, K3, * Slip 1, K3; rep from * to end.
Row 8: Color B, K3, * Slip 1, K3; rep from * to end.
Row 9: Color C, K1 * Slip 1, K3; rep from * to last 2 sts, Slip 1, K1.
Row 10: Color C, K1, * Slip 1, K3; rep from * to last 2 sts, Slip 1, K1.
Row 11: Color A, K3, * Slip 1, K3; rep from * to end.
Row 12: Color A, K3, * Slip 1, K3; rep from * to end.
Rep rows 1-12.