Cast on 57 - k2p1 for 1 1/4”
Reduce to 52 sts (56 might be better)
Be sure to do stretchy cast-on.
Stockinette to 7 1/2”
Slipstitch heel flap 33 rows
pick up 18
Decrease until 56 sts remain.
Do star toe at 7 1/2”

41 gms remaining