The 4x4 inch gauge is 11 stitches x 12 rows Squares could be catered to fit your size. For plus sizes, you must add the same amount of squares on the front as the back. The front squares are most important in keeping the asethic. The arms will always be plaid of the bottom row and solid color on the top. As for the back you will be continuing the plaid pattern, just extending it. Think of it as a big plaid square as the back piece. The specific measurements for this cardigan are: Around the waist: 51 in Length: 15 in Shoulder to wrist: 20.5 in This could fit as a medium oversized or a large If you simply do not want to calculate the square dimensions: S= chain 19 x 22 rows M= chain 21 x 23 rows L=chain 25 x 25 rows