Cast on 60 since it is stretchy. Skipped the garter border. K2p2 rib for 12 rows.

4 rows stockinette begin slipstitch heel flap
Pick up 18 sts for gusset then reduce back to 60.
Knit 7 3/4” do star toe

Measurements before wash/dry
Foot width: 4”
Top of cuff to heel: 3 1/2”
Heel to toe: 9 1/2”
Toe length: 1 3/4”

Total 49 gms!