Small Size

Chain 120.
Row 1: 1 double crochet on each stitch
Row 2: start with 1 half of the corner, 7 groups of 3 double crochet separated by chain 1, 1 corner, 6 groups of 3 dc, 1 corner, 7 gropus of 3 dc, 1 corner, 6 gropus of dc, complete the first corner (see the video for more information)
Rows 3-13: Continue making increases on the corners
Separate the sleeves and the body. Continue working only the body
Rows 14-56: Work the part of the body in the round
Row 57: Make 2 double crochet on the group of 3 double crochet, and 2 double crochet on each chain 1 space. Repeat around
Place the yarn on the sleeves. Work in the round to the round 66. Make 1 decrease every 10 rows (5 decreases)
Row 67: Make the edge as we made on the body part making double crochet

Medium Size

Chain 134
Row 1: 1 double crochet on each stitch
Row 2: start with 1 half of the corner, 8 groups of 3 double crochet separated by chain 1, 1 corner, 7 groups of 3 dc, 1 corner, 8 gropus of 3 dc, 1 corner, 7 groups of dc, complete the first corner (see the video for more information)
Rows 3-15: Continue making increases on the corners
Separate the sleeves and the body. Continue working only the body
Rows 16-60: Work the part of the body in the round
Row 61: Make 2 double crochet on the group of 3 double crochet, and 2 double crochet on each chain 1 space. Repeat around
Place the yarn on the sleeves. Work in the round to the round 67. Make 1 decrease every 10 rows (5 decreases)
Row 68: Make the edge as we made on the body part making double crochet

Large Size

Chain 144
Row 1: 1 double crochet on each stitch
Row 2: start with 1 half of the corner, 9 groups of 3 double crochet separated by chain 1, 1 corner, 7 groups of 3 dc, 1 corner, 9 gropus of 3 dc, 1 corner, 7 groups of dc, complete the first corner (see the video for more information)
Rows 3-17: Continue making increases on the corners
Separate the sleeves and the body. Continue working only the body
Rows 18-64: Work the part of the body in the round
Row 65: Make 2 double crochet on the group of 3 double crochet, and 2 double crochet on each chain 1 space. Repeat around
Place the yarn on the sleeves. Work in the round to the round 68. Make 1 decrease every 10 rows (5 decreases)
Row 69: Make the edge as we made on the body part making double crochet

Extra Large Size

Chain 160
Row 1: 1 double crochet on each stitch
Row 2: start with 1 half of the corner, 10 groups of 3 double crochet separated by chain 1, 1 corner, 8 groups of 3 dc, 1 corner, 10 gropus of 3 dc, 1 corner, 8 groups of dc, complete the first corner (see the video for more information)
Rows 3-20: Continue making increases on the corners
Separate the sleeves and the body. Continue working only the body
Rows 21-70: Work the part of the body in the round
Row 71: Make 2 double crochet on the group of 3 double crochet, and 2 double crochet on each chain 1 space. Repeat around
Place the yarn on the sleeves. Work in the round to the round 70. Make 1 decrease every 10 rows (5 decreases)
Row 71: Make the edge as we made on the body part making double crochet

источник