Heres a pretty little bag to hold your yarn ball when youKnit In Public! Its a lacy circle, knit in the round, then
cinched up with drawstrings that also function as straps. It
will fit a 100-gram ball of yarn perfectly!
Also, check out all of Christine's IDP patterns right here.
Size F/5 (3.75mm) and Size H/8 (5mm): crochet hook