Co in white 52 with the twisted, cable like ribbed cast on I used on Pat’s xmas hat.
K1p1 rib for 6 rows (6th bein on the needle) then techknitter transition (sl the knits, purl the purls) then change to color

Gusset: increased on every 3rd round until 17 st, picked up 1 over gap finishing thumb, with white 4 rows garter purl bo.

Treble scallop lace at top but used dc instead.