CO 24, join in the round
k1,p1 ribbing for 7 rounds
knit 6 rounds

thumb gusset:
k12, kfb, kfb, k to end
knit
k12, kfb, k2, kfb, k to end
knit
k12, slip 6 stitches onto stitch holder, CO 2, k to end

knit 18 more rounds before decreases

decreases:
k2tog, k8, ssk, k2tog, k8, ssk
knit
k2tog, k6, ssk, k2tog, k6, ssk
knit
k2tog, k4, ssk, k2tog, k4, ssk
k2tog, k2, ssk, k2tog, k2, ssk
k2tog, ssk, k2tog, ssk

cut yarn and pull through remaining stitches. Pull tight and weave in ends

Thumb:
pick up 6 stitches form holder and 4 more in the gap
knit 10 rounds
k2tog around
cut yarn and pull through remaining stitches. Pull tight and weave in ends

Second glove the same except start the thumb gusset at the last 2 stitches of the round