Errata
In the instructions for the sleeve there is an extra yfwd that shouldn’t be there. The instructions should read as follows after you have changed to 4mm needles.

11th Row: K3 4:4:4:5:6, yfwd, sl1, K1,psso, K8, rep from to last 4 5:5:5:6:7sts, yfwd, sl1, K1, psso, K2 3:3:3:4:5.