Please give me some ideas?

I have been with my boyfriend now for nearly a year and a half, and have never met his family because they live in NZ and i live in Australia. for xmas i am going there to meet his sister. She is 24yrs old, and has recently had a baby, and i want to buy her a xmas gift, just to be polite, but i have no i dea what to get her because i dont know her yet! i dont want to get her sumthing for the baby, as im sure she has already received plenty. Whats sumthing safe that i can get sumone i dont know, she seems like a really nice girl, ive spoken to her on the phone. i just dnt want to get her sumthing too personal that she might hate! its soo hard! please help.