1, if you want to knit a sweater vest for your baby, you should start knitting according to your baby's growth and width. Get the wool and knitting needles ready and start sewing 90 stitches.

2. Step one. Distribute the coils on three needles and start knitting the bottom of the vest. Knit one stitch at the top and one stitch at the bottom.

Step 2. After knitting 3 cm long, change to knit the next stitch until the armpit.

Step 3. Knit 20 stitches under the left and right armpits. After knitting 6 rows, put away 8 stitches in the middle of 20 stitches as 8 stitches left under the armpit. Other 12 stitches on both sides, and the cuffs are knitted with convex and concave stitches.

Step 4. The minute hand knits the front piece and the back piece respectively, and knits the hem at the same time as the chest or back, knitting the washboard needle and the middle needle, but sewing the back. Weave until the required length. Keep the collar and needle, and continue to knit the hem.

Step 5. Weave the back in the same way, and the back can be higher than the chest.

7. Step 6. Sew your shoulders. Then tidy it up, so that the baby boy's vest is woven.